Floor at the doorway is too straight and perfect. It gives feeling that the room/building is floating as the grass goes under the floor.

 

Also one thing that confuses me are those windows. You can see bright blue sky from them, yet at the outside of room there is another building, which should appear thru windows with this perspective.

 

Also, it took me a while to realize that character is actually sitting on a chair. Seat/chair is barely visible and character looks like he's standing. You should fix that.

 

Coin pile lies there in unrealistic way. There should be separate coins scattered near coin pile, and a pile of money would not stand that high against a wall.

I tried to fix what you suggested. I also added light to the ground around the present and added a new border. Here it is -

 

 

 

the flame stuff looks like its made in c4d tbh ;o

 

 

 

*downloaded weeboabs render pack and still doesn't know what C4D means*

 

 

 

but i like your sig