Everyone knows the truth about childhood friends Hangyeol and Hoyoung except for them. They are both secretly nursing unrequited crushes on each other. Desperate to finally end his years of secret longing, Hangyeol decides to use a love charm. However, the charm meant to bring them together keeps plunging the two into bizarre, compromising situations! Not only does Hangyeol get locked in a closet with Hoyoung, but things escalate further when they get stuck on a crowded subway, resulting in... an embarrassing erection. "Ho-Hoyoung, this isn't what it looks like—" "Woah, Hangyeol, yours is... really big?"