The God of Pain's Groom chapter 10.4 discussion

[Blackangel]

looks like even if they start here on the same line, they won't end up in the same place in upper real
and khoal thinks it's a bad idea to bring river.

 

[Rinko]

He shouldn't bring him to the upper realm
Why is he making River do these things when he is not going to make sure if River is going to be safe or not?