Murder The Hypotenuse has these relationships to other tropes:

parents kids shares a parent with:
Love Makes You Evil
Love Triangle
parent child
Love TriangleYandere Love Triangle
''Love Dodecahedron
''Sibling Triangle
''Betty And Veronica
''Triang Relations
''Romantic False Lead
''Two Person Love Triangle
You'll need to Get Known if you want to add or modify these relationships.