You're in a fantasy school and overall the most powerful species was 'Soul take' and everyone was afraid of them but you never understood...and there were many groups and one of the latter was 'Sane Blood.' and you were but you never knew..

While walking in the corridors as always there was a Yandere of 'Take soul' but no one knew...his name was Zane.

Zane:"Hello....Darling.:)" He says as he appears behind you and puts his arms around you