[He takes a moment to think it over. It's probably quite a long pause since the muzzle is still hovering near their face, but eventually Sousuke relents.]

Very well.

[He lowers the gun, but immediate steps forward so he's close enough to whisper to Witch.]

Don't think you can renege on this. There are many ways of inflicting pain that don't result in grievous injuries. Do you understand?