Who does Finn the human like?

Finn has always been in love with Princess Bubblegum and in too young she becomes finns age and she sort of has feelings for him but she has to become her own age again to control the candy kingdom. In incendium flame princess meets finn and he falls in love with her and they later get together and fall in love but as she is a flame and he is a human they cannot be together beacuse she doesnt want to hurt him.