Olyvia's Theme
Here -- Alessia Claire
Lighthouse -- GRL
Ocean Drive -- Duke Dumont

Bucky's Theme
Arsonists' Lullaby -- Hozier

Emma's Theme
The Middle of Starting Over -- Sabrina Carpenter

Steve's Theme
Sharks Don't Sleep -- Dean Valentine

OlyviaxBucky's Theme
Can't Help Falling In Love -- Twenty-One Pilots
Lost Boy -- Ruth B