Nan Xing (played by Shen Yue), a girl who loves writing, accidentally summoned the villain Xiao Wudi (played by Chen Zheyuan) in her book when she made a wish. As soon as the smart and cunning Xiao Wudi came to this world, he threatened and blackmailed Nan Xing.When they arrived next door to Nan Xing's house, the two began a neighborhood life of constant fighting and fighting.