TheLast Good Place of Lilyl Odilon by Sara Beitia 301

Nifty little teen mystery. New kid Albert Morales falls hard far Lily, a girl with a wild reputation. When Lily disappears, he is the prime suspect. He is confused especially when he discovers her diary and discovers that her step-dad, a dentist with friends in high places, is evil incarnate. Lily's younger sister, Olivia trusts Albert. After he receives a cryptic postcard, they realize they have one chance to save her -- if they can be the first to reach Last Good Place. Sadly, there don't seem to be any helpful adults. His parents never liked Lily and think that her disappearance is for the best. Lily's mother has shifted her allegiance to her wealthy new husband. The police are friends with the bad dentist. Albert is a romantic and wants to stand behind the promise he made to Lily to find and rescue her. Someone seems to be following them and they don't know who it could be. Tense and atmospheric. A good winter read.