Yeon Siwan

A one-night stand leads to a FWB relationship, and with an incredibly handsome guy at that. Ji Eun-yeon, an omega with the unusual inability to sense pheromones, is dumped by her cheating boyfriend. He even calls her a "fake omega." In a fit of rage, Eun-yeon drinks until she blacks out. When she comes to, there's something hot and thick between her thighs. The morning after a passionate night with a handsome stranger, she discovers he's Cha Eui-sol, her high school classmate and an alpha. "Want to keep seeing each other? I really enjoyed it." Using their one-night stand as a pretext, Eui-sol proposes a sex-partner relationship to Eun-yeon...

“I have erectile dysfunction.” Woo Hyunsu ends up telling his classmate a secret he’s never told anyone while drunk. Ha Jungyoon, Hyunsu’s new confidante, makes an unexpected suggestion. “Sleep with me once. Who knows, I might get you hard.” Will the dice of fate roll a 1 or a 6?