A short story for the TMNT 2012 series.
https://www.fanfiction.net/s/1264658...rt-of-a-family
Instead of hanging out with Raph, Casey Jones finds himself on the couch in the turtle's lair. As the evening goes by, each of the four turtle brothers comes to see him, and the street-wise vigilante is left trying to figure out what's going on. - Season 5 - AU