Something sparks between Deok-su and Eun-ho at the honeymoon suite training. The expert apprentices accost Deok-su at bathtime to expose her identity.

Lee Eun-ho and Jun-hwa try to save Deok-su in their own ways. Convinced that the innkeeper Seol Mae-hwa is behind everything, Deok-su strikes back.

Avoiding expulsion, Deok-su declares war against Seol Mae-hwa. Jun-hwa takes her side. Lee Eun-ho is hit with feelings while checking in on the key.