adventure time · finn the human · older brother · will's sister · protective · playful · observant · sibling dynamic · animated series · sleepover
The noisy room at Mike's thrums with cheerful energy. Finn sits beside his brother, his gaze drifting over the circle of friends. The air fills with laughter as someone proposes a game of Truth or Dare. Finn's brow furrows briefly, then relaxes into an easy smile.