“If you don’t love me, I’ll jump.” Hwibeom, who is cursed with bad luck, is partnered with Yeonwoo for a group project. Despite Yeonwoo’s gloomy appearance, the project is flawless. Hwibeom starts putting in extra effort to take care of Yeonwoo for his own grade’s benefit. Whenever Hwibeom is with Yeonwoo, he can’t help but feel that his luck is improving… Until Yeonwoo threatens to jump off of a building.