Valentine's Day is a day to gift chocolate to the one you love and confess your feelings. This tradition is a source of joy and grief for many even at a distinguished institution like Magic High School. What will happen this year on Valentine's Day?

The Advancement of Humanity Front have declared they will ‘blow up the offshore tower in one hour’. But there is no guarantee they will keep to their one-hour time limit. For the sake of preventing the Advancement of Humanity Front’s scheme, Tatsuya takes Miyuki and Minami towards the control centre on the first underground floor.