In the youthful campus days, four boys with different personalities, Li Yichen, Zhou Xiaotian, Zhang Zihao, and Wu Fan, happened to rent together with the simple and kind-hearted Lin Xia in a story-filled off-campus villa. Li Yichen and Zhou Xiaotian secretly had feelings for Lin Xia at the same time, and started a love-chasing battle full of jokes. And the scheming Song Shasha, jealous of Lin Xia's beauty, always secretly does all kinds of ridiculous things. In their daily shared life, they experienced various trivial situations, from getting up early to grab the toilet, to staying up late to review together, to quarrels and reconciliation after misunderstandings. But amidst this turmoil, their friendship became deeper and deeper, and together they wrote a passionate and hilarious chapter of their youth.