Kongjwi and Patjwi are about to have their parents remarry. Patjwi, who recently witnessed her new stepfather having an affair, is not happy about her mother's remarriage. Her worries only deepen, and she finds Kongjwi, who acts innocent and ignorant, annoying. What's more, Kongjwi, who is a little older than her, is her older sister! In the end, Patjwi begins to harass her new older sister, fondling her to her heart's content...

[If you don't have sex with a man, you will die in two days.]

Patjwi, who likes women, receives an unexpected revelation.

Original Webtoon