"We Broke Up" tells a story of a couple who happen to live together after their breakup. Sandara Park plays No Woo-ri, a bright and ambitious girl who struggles to land a job while Kang Seung-yoon plays Ji Won-yeong, an indie band’s vocalist who works part time at night. Hyoni Kang will appear as a confident career woman who runs the nation’s top music label, and Cang Ki-yong will play the role of the couple’s college mate.

Ji Won Yeong is an aspiring musician and the lead singer of a band while No Woo Ri works at a fashion company. The two met at one of Won Yeong's gigs and their relationship blossomed. Soon, they agreed to live together. Things got complicated when they both decided to break up.
Due to complications with the security deposit and the loan on the apartment, the two have no choice but to keep living together as roommates until the contract is up and when they're financially able to leave..."