A ghost In Shining Armour by Therese Beharrie

This was a fun book. Gemma can see ghosts. She has to help them finish their unfinished business so that they can pass on to wherever it is they go after that. If she acknowledges them openly, then other people can see and hear them (they appear to be normal people, apart from they know that they’re dead).
When she accidentally kisses the ghost Levi, she’s surprised to find that he’s been sent to help her, rather than needing her help himself.
Levi wants to get back to his old life, so that he...