Shortest single player campaign in a retail video game

[bigtakilla]

Wright said:

bigtakilla said:

SOme games if you skip the cutscenes and don't count the forced walking sections take the same amount of time as well.

 

I need examples.

The Order 1886, and Ryse would be two that jumps to mind. Granted it might be a small exaggeration, but very little gameplay is offered in these.