It's None Of Your Business - S1.E18

Suk Moo gets worried as he keeps seeing Yoo Young jogging alone. Yoo Young goes out to a bar, but she just finds herself disgusted. Suk Moo finds Jang Hyun and tries to take him home, but he comes across Hwi Roo and Yoo Young on the way. The four of them end up sitting at a table and discussing about how they each feel.