Si-jin and Dae-young engage in a perilous operation in Afghanistan, while Mo-yeon assists in surgery. Later, Si-jin and Mo-yeon take in a movie.

Dae-young is rattled after seeing an old nemesis, Mo-yeon shares a dark dinner with Si-jin, and an unusual package arrives from home.

Dae-young has a bad feeling about Si-jin's solo mission into Agus's hideout. Mo-yeon wonders if she's capable of dealing with Si-jin's secrecy.