Seong Sumin is the team manager of Hello Studio, a company that develops mobile games and is run by her ex-girlfriend, Baek Seju. Sumin is struggling to get over her painful past by jumping from one partner to another, but at the end of the day, she always ends up going back to Seju, who likewise does everything in her power to make sure that Sumin belongs only to her. When young, beautiful Ju Seongji joins the company, she instantly captures everyone's attention, including … read more