To secure his daughter’s heart surgery funds, Masamune Shinjo, urged by his wife, attempts to kidnap heiress Rin Nanase. When Rin loses memory, he pretends to be her father—only to become a murder suspect after her parents are killed. Forced to flee with the genius girl, he must unravel the truth behind the crimes.

The Kidnapping Day ran for 1 season. No new episodes are scheduled.