Nancy Sanson suddenly finds herself trapped in the world of a novel she recently read, 'Unforgettable,' as the supporting female character sharing her name. After dying in the real world, Nancy learns she must win the male lead's affection to 100 to return to reality. She's told to abandon her meek personality and compete against the female lead for the man's love. Faced with the choice of returning to her modest life with a low salary or remaining in the story world with riches and complicated romantic entanglements, Nancy starts sizing up key characters, including the protective bodyguard Gavin Lynn and the celebrity Troy Lorne. The episode ends with Nancy confronting a surprising moment of recognition when someone addresses her as 'darling,' leaving her uncertain of the next step.