WangJi was tired as well. He was sure that WuXian was more so as his new Golden Core was not as strong as the one he'd had in his first life. This had been an exercise for WangJi's much stronger core and WuXian had been using many talismans.

He put his arm around WuXian to help hold him up and keep him safe. "We will take the time to rest and strengthen your core." He was allowed to feel sorry for himself. WangJi was going to let him for a bit at least. "It is. But cleaning up first."

The odd bonus of them now being in completely different sections of the train's sleeping cars: they were always close to one of them.

But as they walked into the area of the sleeper cars-

"It looks like the showers are free."

The other bonus of WuXian being in a car with fewer passengers.