Su Bei and Gu Beici have been brothers for many years. They almost grew up eating, sleeping, and wearing the same pair of underpants. But who will tell him where this inexplicable heartbeat comes from? Could he really be attracted to a man?
Concept: Loving someone can be very simple, or it can be difficult. The same is true for his love with Gu Beici, but it's just the difficult kind!