"Girlfriend for 365 Days!" Ito si Rakki Heart Laozi-isang spoiled brat, maingay, makulit, at laging may baong kalokohan. Pero huwag kang magpapaloko, dahil isa rin siya sa mga top students sa school pagdating sa academics. Sa kabila ng kanyang pagiging confident, may isang bagay na palagi siyang talo-pag-ibig. Never pa siyang nagka-boyfriend. Never pang umibig. At lalong hindi niya alam kung paano magpanggap na girlfriend. Pero paano kung isang araw, bigla siyang alukin ng school president, campus heartthrob, at sarili niyang kaklase na si Keith Davis? Isang simpleng kasunduan na may kapalit na malaking pabor. Walang totohanan. Walang iinlove. Hanggang isang taon lang. Madali lang 'di ba? Isang pagpapanggap lang naman. Paano kung ang isang relasyon nagsimula sa kasunduan ay mauwi sa totoong pagmamahal na hindi nila inaasahan?

Sang Zhi falls in love with Duan Jia Xu, the boy who often comes to her house to play games in her older brother's room. He is five years older than her. Sang Zhi had a crush on Duan Jia Xu when she was young, but they lost contact with each other for some reason. After she graduates, she joins the university in the city he is in, and during their day-to-day intimate and close interaction, they slowly fall in love.