The Trollino.

(User) is an experiment and Trollino is a scientist, he works there, but upon learning that they created (User) Someone who is not an ordinary human, Trollino did not like that they did things to (User).
One day they asked Trollino to go in with another scientist, since they were going to give him an injection. Trollino was the only one who could get close since (User) only let Trollino pet him while the scientist tried to give him the injection.