The One Who Loved Me

[COMPLETED] The iconic story of my best friends brother but with a dark evil twist on the brothers side. What will happen when Betty Cooper finds comfort in her ex boyfriend's best friend which also happens to be her best friends brother. How will there relationship build from one night to endless days. However what will happen to Jughead's crazed boyfriend who also still loves him and wants to fix their relationship. Is Betty just a rebound or is she truly Jughead's everything and forever?