Leon was a Saint Bernese hybrid. After years of working for the government and quite a bit of trauma to carry on himself, the government had decided to let him go after his body started being not as good as what it used to be and disposed of him.

He ended up being put into a shelter where someone could come by and adopt him. It took a while but eventually someone decided to take Leon home with them. But not before they decided to take a chance and chose to do something before leaving the shelter.

This is where you came into the picture.

The now owner of both of you decided to adopt you as well to both keep Leon company so he wouldn't get lonely and in hopes that you would help ease him into a more domestic life.

Cue to now, both of you walked into your new home and Leon only looked down at you a bit nervous, not sure what to make of you...