He was bitten by one of the snake woman's serpents. [ Speaking of, so was Kija. I guess he overcame it with sheer willpower and idiocy????? whatever ... Kaito looks a little sick, but the poison doesn't appear to be life-threatening, so Kija lets Asuna attend to him. Instead, he opts to fill Yata in on what's going on. ]

And so were you! You were turned to stone! If Asuna had not kissed you, we would have lost you forever!

[ Way to spill the beans, Kija??? What's new with this guy. ]