The door slammed shut with a deep thud, the force of it shaking the entire room. Riley’s angry footsteps could be heard as she stormed into River’s room.

“Riley,” he growled through gritted teeth on the other side of the door.

“Go away, River. I am not leaving,” Riley retorted, her voice laced with fury and determination.

River jiggled the doorknob, but it wouldn’t budge. The door was locked. “Open this damn door, Riley,” he commanded.

“No,” she spat back.

“Open it ...