'I like you , but u already forgot '

One girl who name call Iris is a very clever student but her mum always shouts at Iris and just lets her go out once a week . So she even cant meet any friends .In her childhood , Iris just remember her sister Bella often brought her out secretly bc she had a car accident when she was 6 .

In the first day of the university , Iris meet a bad boy and he is very rich who names is Rocky.

Actually , when Iris was 6 .She already meets Rocky once and help him . However , bc of the car accident Iris forgot Rocky ....

what happen between them ? what story between them?