sentences:  In her final episodes, Dan tells her it's as much her fault Keith died as his as he thought it was Keith who set fire to the car lot which is why he killed him, which again leaves Deb filled with guilt.However, in Deb's last scene, Dan tells her to not blame herself and to not feel guilty as it's not her fault.Following this, Deb falls off the canvas, only to return to Tree Hill a few years later upon Nathan going missing.