Geum-ju pays a strategic visit to Si-o, who has his own motives. During a birthday dinner, Nam-soon's family questions her growing kinship with Hee-sik.

Hee-sik begins to worry about Nam-soon after Si-o promotes her into his inner circle. Geum-ju probes deeper into a suspicious businessman.

Nam-soon pulls off a bold heist, putting Si-o on high alert. During a tense meeting, Geum-ju challenges Si-o — who in return begins plotting his revenge.