Hwain Gamunui Seukaendeul (Red Swan) 1. Sezon 6. Bölüm (Episode 6)

While returning from the welfare center, Do-yoon narrowly saves Wan-soo's life from an explosion. Wan-soo asks for Do-yoon's help to retrieve the original copy of the NOW Foundation's ledger to catch the culprit within Hwain Group.