Izayoi is bored on a peaceful day while Black Rabbit has the day off. While thinking about what to do to cure his boredom he decides to tease Black Rabbit. How will he tease her? Will she accept it or will the roles reverse?

They're in love with no worries. There's no secrets nor problems... Well as so she thinks until she finds out something from her lover... But even though it's a problem... It doesn't necessarily mean it's a bad thing...