A girl who enters university and has to live in a shared apartment. In this shared apartment she finds an old childhood friend of hers. However she will learn that her parents died in a car accident.

[Ophélie]

She therefore finds herself with her little brother and this old friend will be there to help her. They will have a sex friend relationship at first to help her think about something else and her brother is going to stay with the family of one of his friends

[Kris]

Ophélie, what's the genre (which we need to add to the topic header) - e.g., adult contemporary romance, mystery, etc.?

Story's time period and location/ country?
What is the girl studying at university?

Around what year did you read this book?