In South Korea, a country where homosexuality is criminalized, Kim Young-soo, who is gay, accidentally reunites with his old childhood friend Kang Eun-sung, and moves in with him.

Eun-sung is a police officer who works in a special homosexuality unit, and Young-soo is both anxious and delighted to see him every day. Kim Jee-ho, who likes Young-soo, doesn't like Eun-sung's presence. But secrets can't be kept forever.

Eun-sung begins to suspect that Young-soo might be gay, and begins to accuse him of being one. Will their relationship survive?