[Wei Wuxian, being Wei Wuxian, frowns at the picture this makes...he marks the red whatever-it-is for later investigation, but right now it is time to kneel unselfconsciously in front of where Lan Wangji is sitting, and very gently feel around the edges of that bruised area with his fingertips.

this is perhaps not a scenario that has previously come up in Lan Wangji's fantasies about him. hm.]