Eun-ae and Seong-jun confess everything to Yeon-ja outside the police station. Devastated by the truth, Yeon-ja cries, but Eun-ae vows to reclaim her technology by starting an internship at Kangsu. Meanwhile, the two TF teams are formed, and despite Seung-ri's complaints, Eun-ae arrives for her first day. At the same time, Kang-su secretly asks Kwon-sik to restart a project without Yeong-hwa knowing. Yeon-ja remains suspicious of Seong-jun as she notices a strange scent on his shirt.
