Monsta X is one of Korea's hottest Kpop boy groups, and everyone knows that they are vampires. But, when they decide to hold a blood drive one day, Hoseok thinks he has just found his mate.

Ever since Minjoon had moved across from Jimin, Jimin had never understood what it was like to love someone. But now, Jimin has to understand what it is like to fall in love, take chances, and to discover who he really is on the inside.