TBJZL Fanfiction • I think i love you

W2S (Harry) is letting his younger cousin (Lexi 22) stay at his apartment with him while she gets back on her feet after a toxic relationship. He introduces her to the sidemen and she falls for one them rapidly. However her ex decides to make an unexpected appearance.
UPDATE: Later on in the story it starts to get somewhat deep and idk if this is a trigger warning but if toxic relationships and stuff like that trigger you or upset you please be careful when reading this.