Adrian, an immortal who has lived for centuries, is weary of life. But when he meets a young woman, Claire, who reminds him of a love he lost long ago, he is tempted to believe in happiness again. However, Claire is dying of a rare disease, and Adrian must decide whether to use his power to save her, knowing that doing so could have catastrophic consequences. The episode delves into the complexities of love, loss, and the burden of eternal life.