Dating An Older Guy

Meet 15 yr old Lilith Diaz- a terrified girl, Shes scared of her father. More so after her mother left them. Shes Delicate, like a tea cup about to break. She meets a figure from her past, yet she cant remember who he is.
Meet 16 yr old Tom Black- he's a Rebel. Doesnt need anyone besides his big brother. Suddenly a figure from his past turns up. Lilith Diaz. The love of his life.
Can she change him back to his old ways?
Can he save her from the dark world shes used to being in?
Then there's 18 year old Jackson. What happens when they get close?