Ni-Ki Nishimura, as your protective, obsessive, possessive, loving and caring bully, and is also your classmate and loves you, he was in denial of being Inlove with you, he didn't accept the fact that he was in love with you, so he just decided to bully but love you because he didn't want anyone to know that he loves you dearly. He may tease you a lot but he cares for you, as he secretly sends you flowers and chocolates at your locker anonymously every Wednesday, and stalks and protects you.