The little koi needed rescuing. For this the fish’s organism first of all required a vessel for water to be in. The former ghost may use his guqin techniques to restore the broken one, but it would be too long and questionable in effectivity and later explanation, of course without alternative the former ghost would do so, but luckily there was another way. He vigorously jumped away, using the fallen student’s body as a trampoline, not to cut himself with glass and add chaos of uncertainty to this disaster. Grab the cauldron. Jump back again, accurately on Crabbe, or Goyle. Pick Xiao-He up. Last jump. Go to the bathroom and fill the cauldron with water.