To raise medical fees for her grandmother, Jiang Yunshu had a one-night entanglement with Gu Jinyan. When Jiang Yunshu entered his company as an intern, misunderstandings and frictions arose constantly, and the two gradually grew apart. Accidentally getting pregnant and assuming Gu Jinyan was unwilling to take responsibility, she was surprised when he learned the truth and directly registered their marriage with her. Through day-and-night companionship, the two slowly developed feelings for each other, joining hands to move forward after overcoming numerous obstacles.