Middle school teacher Cheng Chunbo couldn't bear the pressure of coming out to his gay friend Zhou Xuebin, so he chose to marry his female colleague Ji Yiwan in order to avoid being noticed.
However, Cheng Chunbo quickly became tired of married life. While chatting online, he met the mysterious evil young man Mars. Mars was deeply obsessed with Cheng Chunbo, and Cheng Chunbo also fell in love with Mars' charm. But this brought huge disaster to the lives of Cheng Chunbo and the people around him.
On the other hand, Mars' family disputes have also cast a shadow on their future...
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