Body Guard Crush has these relationships to other tropes:

parents kids shares a parent with:
Lady And Knight
Unequal Pairing
parent child
Unequal PairingBodyguard Crush
Lady And KnightDeclaration Of Protection
Unequal PairingTeacher Student Romance
''Mentor Ship
''Divine Date
''Bestiality Is Depraved
''Sleeping With The Boss
''Did You Just Romance Cthulhu
''A Match Made In Stockholm
''Parental Incest
You'll need to Get Known if you want to add or modify these relationships.