Obviously you shouldn't watch if you don't want any spoilers for the game. It's an hour of gameplay, so spoilers are almost certainly going to be showing up at some point.
The footage is brought to you by the Devil May Cry 5 team at Capcom including Itsuno Hideaki, Matt Walker, and Matt Edwards.
Devil May Cry 5 will be released for the PC, PS4, and XB1 on March 8, 2019.