In the world of Sailor Prism V, Sailor Medium and Sailor Wizard have always fought monsters as a pair, using their intelligence and strength to overcome powerful enemies. However, the demon Godoll realizes that Sailor Medium's combat abilities are inferior compared to other Sailor warriors and plots to defeat her alone. To exploit her intellect, he strips her of her status as a Sailor warrior and takes control through brainwashing. Under his influence, the brainwashed Sailor Medium sets a trap for Sailor Wizard, luring her into the demon realm.