Blue Checkerboard

Lin Bo and Zheng Xiaotao, who have been secretly in love with each other, are ashamed to confess because they don't know each other's feelings, so they have to turn to their sisters for help. Lin Bo's sister is a great writer of gay fiction, and Zheng Xiaotao's sister is a huge reader of gay fiction. Two girls who claim to have perfect experience have given advice to their brothers, and a lighthearted and funny love drama begins...