[His little brother -in the size sense, not the age sense, as much as Jae-Ha tend to forget- might be able to survive the fall. Still, he wouldn't want to see Zeno get hurt after a false step. Zeno blinks when he's grabbed, but he immediately grins back in apology when he feels and hears and sees who it is.]
E3!
Thanks, Ryokuryuu! Uwaa, that was so close!