Vampire Dormitory 5

Mito, who had been crossdressing, is shocked to find out she has been transformed into a boy by Ren's powers. This was done to prevent Ruka from taking her away. Mito's love for Ruka grows stronger each day, but now that she's a boy, she fears he will never realize she is his true love. To make matters worse, a mysterious girl appears, claiming to be the one Ruka met that night. Will Ruka see through her deception, or will he marry her, leaving Mito heartbroken?