Lin Xiyu and Su Qingxia met at a friend's birthday party, and a misunderstanding made them become city flatmates. When they first met, they both had concerns. Lin Xi encountered a bottleneck with her writing, and Su Qingxia was worried about not being selected for the painting exhibition. The two gradually fell in love through their daily fights, and Yu Shiran and Xu Zeyuan were involved in an emotional tug-of-war that had been entangled for many years. Just as love is gradually becoming clearer, Jiang Xiwan's online identity is exposed, putting Lin Xi and Su Qingxia's trust under a major test. The three-volume story is bounded by three life journeys. The whole book tells the ups and downs of urban youth's love, running between growth, family and ideals, realizing self-understanding and mutual understanding, and harvesting a romantic ending that belongs to everyone.