This is very interesting manga ♥___♥ Ah, I love it so much

Teru's life isn't so sweet....No money, Student Council is constantly pestering her, and yet she broke the window! She'll have to help the school cleaner - Kurosaki. But she was not discouraged, and always cheerful, because she has a Daisy ... Before her brother's death, he gave her telephone with a single contact - Daisy, and said that he would replace him. And indeed, Daisy always helps and protects Teru. But who is he?

Manga ----> Dengeki Daisy