CEO Yang is desperate to hide the truth behind the fire. At his behest, Su-yeon keeps quiet, inadvertently implicating Min-cheol in the process.

The truth behind the fire is slowly revealed. The more she tries to cover up her tracks, the more Su-yeon is boxed in. The last puzzle piece appears.

After all is said and done, Su-yeon and Min-cheol are on the brink of life and death. Facing one another with bare souls, they make one last decision.