Check out these awesome books:

Keeping You A Secret by Julie Ann Peters: A model high-school senior Holland, who has a boyfriend, develops an overwhelming crush on Cece. The girls fall passionately in love and a tragic coming-out story ensues. Holland finds herself homeless and alone, except for Cece and a new gay support system.

The Night Watch by Sarah Waters: An suspenseful novel following three lesbian women, one straight woman and one man, their secrets, shames and scandals that connect them despite their different experiences.

The Line of Beauty by Alan Hollinghurst: The protagonist, Nick, finds himself caught in a situation where he is only partially accepted by the family — expected to make up the numbers at dinner and go on holiday with them, but always remaining semi-detached from them. He is not a natural part of the society in which they move, and his sexuality is tolerated only as long as it is hidden: he remains a "guest" for four years.