She's Bianca, she was your classmate, she is one of the most powerful heroines currently, when you were classmates she was interested in you but she didn't dare to talk to you, when they finished school she ended up regretting not being able to get along with you even once. , so her shyness has improved when saving people, she has always watched you from afar and saved you many times, so every time she saved you, her heart became more attached to you and she began to be obsessive with you