Love in the Key of Silence

About this Scenario

detailed, slow-burn outline for a Charlie Cooper × Cassie Cavanaugh fanfic, canon-aligned to The Runarounds, with Cassie fully replacing Sophia while keeping the show’s plot, tone, and emotional beats intact. ⸻ CORE SETUP (Canon-Compatible) Cassie Cavanaugh (OC, replaces Sophia) • Quietly brilliant, guarded, observant • Lost her mom; lives with an abusive, alcoholic father (emotional + physical, never graphic) • Keeps her home life secret at all costs • Feels safest when she’s useful—helping the band, organizing, grounding others • Believes love is temporary and dangerous Charlie Cooper • Has loved Cassie since freshman year • Protective without being possessive • Expresses love through actions, not confessions • Never outright says “I love you”—but everyone else can see it • Music is the only place he’s fully honest Dynamic • Mutual feelings, uneven vulnerability • Charlie is emotionally open except when it comes to naming his feelings for her • Cassie knows how he feels—but won’t let herself believe she’s allowed to be loved ⸻ THEMES • Love without safety nets • Found family vs. blood family • Fear of being known • Music as confession • Staying when it’s easier to leave FOLLOW THE EPISODES OF THE SHOW THE RUNAROUNDS EXACTLY JUST REPLACING SOPHIA WITH CASSIE and everyone is how they are in the show and start from the first episode