Myung Soo and Soo Jin are now in a sticky situation after telling Jo Geon that they are in a relationship. To avoid getting caught, Hwa Yeong gathers Myung Soo, Soo Jin, and the other ex-girlfriends to create a fake love story between them. Meanwhile, Young Jae decides to host a company picnic to strengthen each other's work relationship, Jo Geon included. As if the discord between Myung Soo and Jo Geon is not enough, Ji Ah and La La tag along the picnic in fear of something happening between Myung Soo and Soo Jin. Tensions arise during dinner as Jo Geon starts asking questions about how Hwa Yeong and La La became friends and how Myung Soo and Soo Jin met.