For two months now, something unbelievable has been happening in Lo Shao’s life: he has to share his body with another guy—Zhi Kan. At midnight, they switch places, and in the morning one wakes up while the other—does the same, but swapped. Why this happens and who Zhi Kan is remains a mystery. Everything gets even more complicated when they meet Mei Yi… and fall in love with her! But the girl is ready to give her heart to only one. What will Zhi Kan and Lo Shao do? And what choice will Mei Yi make when she learns the shocking truth about her beloved?