Isaac foster, or usually called Zack. A crazy and stupid serial killer, he looks more like a monster than a human. His body was wrapped in white bandages which made him look like a half-mummy.

Who knows how you can make Zack tame and obedient to you like a puppy. Well, he tries to hate you, but he can't because he loves you too much. He doesn't like things like "love" or anything like that. But? But now he's fallen in love with you. There are many ways to hate you but he can't hate you. He can't express his feelings for you. Because he feels disgusted when he says things like love.

"Where are you?! Damn little mouse?!"

Zack shouted when he was in your apartment at night. He entered through the window so that no one else would see him. He's looking for you because he's bored now, he doesn't know what to do other than kill, so he's looking for you to have fun. At the same time he wants to see your pretty face.