"If you're sure..." Ken is a bit unsure if this guy is just pretending to be alright but nothing seems to be broken so he wouldn't argue. Ken looked back to their destination. It wasn't too far away now.

"Let's do our best!" He said before he begins speed walking forward this time. He doesn't want to accidentally leave behind the other.

When the door is within his grasp, Ken grabs the handle and pulls it open with all of his might, holding it open for the other guy.