If Wei Wuxian won't be able to walk, Lan Wangji will be a good alpha and mate, protecting him and caring for him.

Hearing that, he is relieved that he enjoys it and his partner is satisfied. "Mm. I'm glad." However, his soreness and pain is a cause of concern for him. He'll figure out a way somehow. Maybe find some medicine to make up for his abilities.

He placed a kiss on the top of his head, and eventually a kiss on his lips. "Mm. Good night, Wei Ying. Sweet dreams." Followed by a very soft mumbled, "Love you." Before drifting off to sleep.