Ueda is a Japanese man, a hardworking corporate employee. Ueda lives in a Japan where elves are integrating into Japanese society. He lives in an apartment whose neighbor is a buxom elf. Sophilia is very kind and attentive to Ueda, and Sophilia's lively daughter, Lilia, is also very fond of Ueda. One day, his neighbor Sophilia offers Ueda a ready-made meal after he returns from work, but she accidentally put an elven herb in it, a powerful aphrodisiac for humans whose effects can last for days.