[Bug] Using weapons while looking behind cause shooting back.

[Xenon]

Description
Same as in subject.

Reproducible
Always.

What you were doing when the bug happened
Just pushing the key binded as looking behind and I shoot.
[spoiler]https://youtu.be/2WqyM0z8ghU[/spoiler]

What you think caused the bug
Bullets was synced not where player aiming, but where player looking.