Beren's Exile and Lúthien's Awakening
Beren, son of Barahir, is a Man of the House of Bëor. After his people's ruin and his father's death by Morgoth's forces, Beren becomes a lone outlaw, living in the wilderness of Dorthonion. He faces many dangers and is hunted, but his skill keeps him alive. Eventually, he must flee Dorthonion. Guided by fate, he crosses the Ered Gorgoroth and enters the hidden Elvish kingdom of Doriath, ruled by King Thingol. There, in the woods of Neldoreth, he first sees Lúthien Tinúviel, the daughter of Thingol and Melian the Maia. Lúthien is dancing in a glade, and Beren is immediately captivated by her beauty, falling deeply in love.
The Meeting and The Girdle of Melian
Beren, drawn to Lúthien, struggles to approach her, but she eventually reveals herself. They spend time together in secret, and Lúthien also falls in love with the mortal man. However, Doriath is protected by the Girdle of Melian, an enchantment that prevents unauthorized entry. Beren's presence is discovered, and he is brought before King Thingol in Menegroth. Thingol, proud and wary of Men, is angry at the idea of a mortal loving his immortal daughter. He sees Beren as unworthy and opposes their union, believing it would lessen Lúthien's lineage and immortal spirit.
The Impossible Quest: The Silmaril
To deter Beren, King Thingol declares that Beren may only marry Lúthien if he brings him a Silmaril from Morgoth's crown. This is an impossible task, as the Silmarils are jewels forged by Fëanor, now set in Morgoth's iron crown in his fortress of Angband, guarded by countless legions and creatures. Thingol is sure Beren will die or abandon the quest, ending his claim to Lúthien. Beren, though daunted, accepts the challenge, driven by his love for Lúthien and his spirit, and leaves Doriath to begin the journey.
Lúthien's Escape and Huan's Aid
After Beren leaves, Lúthien is confined to a treehouse by her father, Thingol, to stop her from following Beren. However, Lúthien, with her magic and her spirit-mother Melian's subtle influence, escapes Doriath. She sets out to find Beren, eventually meeting Celegorm and Curufin, two Sons of Fëanor, who are also looking for Beren. They try to imprison Lúthien, planning to force Thingol to give her to Celegorm. But Huan, the great hound of Valinor, who serves Celegorm, pities Lúthien. He speaks to her, defying his master, and helps her escape, swearing loyalty to her and becoming her companion on her quest to find Beren.
The Fortress of Tol-in-Gaurhoth
Beren, on his journey towards Angband, is captured by Sauron, Morgoth's chief lieutenant, who holds the fortress of Tol-in-Gaurhoth (formerly Minas Tirith). Sauron, as a great werewolf, tortures Beren, trying to get information about Lúthien and the Silmaril. Lúthien, guided by Huan, arrives at the fortress. Huan challenges Sauron's great wolves, defeating them. Lúthien then confronts Sauron, using her magic and song. Sauron, unable to resist her power, transforms into various monstrous forms, but Huan eventually defeats him in a battle. Sauron must give up his fortress and power, freeing Beren from his dungeons.
Infiltration of Angband
With Beren rescued, Lúthien takes the form of Thuringwethil, a monstrous bat-vampire servant of Morgoth, and Beren wears the skin of Draugluin, Sauron's great werewolf. In these disguises, they journey to Angband, Morgoth's fortress. They pass through the gates and guards, including the fearsome Carcharoth, Morgoth's greatest wolf, who senses their true nature but is overcome by Lúthien's magic. They reach Morgoth's throne room, where the Dark Lord sits with the Silmarils in his crown.
The Theft of the Silmaril
Inside Morgoth's throne room, Lúthien reveals her true form and sings a song of immense power and beauty. Her voice, full of defiance and sorrow, casts an enchantment over Morgoth and his court. The Dark Lord, despite his power and malice, falls into a deep sleep. While Morgoth is entranced, Beren, with courage and a knife, cuts one of the Silmarils from Morgoth's iron crown. As they escape, Carcharoth, now fully aware of their deception and enraged, attacks them, biting off Beren's hand, which holds the Silmaril. The jewel, burning within the wolf, drives Carcharoth into a frenzy.
The Hunt for Carcharoth
Beren, wounded, and Lúthien escape Angband. They are found by Thingol, Mablung, and Huan, who had come looking for Lúthien. When they learn of the Silmaril trapped within Carcharoth, a dangerous hunt begins. Carcharoth, driven by the burning jewel, rampages through Doriath, causing destruction. During the hunt, Huan confronts Carcharoth. In a fierce battle, Huan kills the great wolf but is mortally wounded. Before he dies, Huan speaks for the third and last time, saying goodbye to Beren and Lúthien.
Return to Thingol and Beren's Death
After Carcharoth is slain, the Silmaril is recovered from his belly. Beren, having finished his quest, returns to Thingol in Menegroth. He presents the Silmaril to the Elven King, laying it in Thingol's hand. Thingol, humbled by Beren's courage and the feat, and seeing the depth of love between Beren and Lúthien, finally gives his blessing to their union. However, Beren's wounds from the fight with Carcharoth are too severe, and he soon dies in Lúthien's arms. Lúthien's grief is immense.
Lúthien's Choice and Mandos
Overwhelmed by sorrow at Beren's death, Lúthien's spirit leaves her body, and she also dies, becoming the first Elf to die a mortal death by choice. Her spirit goes to the Halls of Mandos, the dwelling of the Valar who judge the dead. There, she sings a song of beauty and sorrow before Mandos, the Judge of the Dead, and Manwë, the King of the Valar. Her lament touches Mandos's heart, who has never been moved to pity before. She pleads for Beren's return to life and for herself to share his mortal fate.
The Gift of Mortality
Mandos, moved by Lúthien's song and love, consults with Manwë and Eru Ilúvatar, the One God. Eru, in his wisdom and mercy, grants Lúthien's request. He offers her a choice: to return to Valinor and live among the Elves forever, or to return to Middle-earth with Beren, but both as mortals, sharing the Gift of Men – a finite life and a fate beyond the world. Lúthien, without hesitation, chooses mortality, to be with Beren. They are then reborn and return to Middle-earth, living out their days as mortals in Tol Galen.
Their Mortal Life and Legacy
Beren and Lúthien return to Middle-earth, choosing to live in the green isle of Tol Galen in the River Adurant in Ossiriand. They live a quiet, mortal life, away from the wars and strife, for a time. Lúthien's beauty, though still great, now carries a shadow of the mortality she embraced. They have a son, Dior Eluchíl, who inherits traits from both Men and Elves. After their second, mortal deaths, their spirits leave the world together, their ultimate fate unknown to the Elves. Their tale becomes the greatest love story of the Elder Days, and their lineage, through Dior, eventually connects to the Royal Houses of Men in Númenor and later, through Elros, to the Kings of Gondor.