"Terius Behind Me" is a series about a former special agent who tries to expose a terrorist group. Several years ago, Kim Bon disrupts a secret operation in which his beloved is killed. The national intelligence agency declares him a traitor, and he is forced to hide from his former superiors. Determined to seek revenge on the killer, the hero decides to become a nanny to a young widow neighbor with two mischievous twins in order to gather information...