How awful for you to have to go through this, Kai, and just terrible of Shinji to enforce a take-care-of-yourself-break. Truly the only punishment fit for this crime is, in fact:

n o e s c a p e

So, up we go! He even offers Kai's hand a tiny squeeze, as if to assure him that he won't be going anywhere besides following Kai's lead. He can put the dishes and sparkly disaster out of mind for now, there is definitely something appealing enough about cozy time with Kai to not stress about what a huge mess there is waiting to be taken care of. No, instead we focus on digesting that meal and keeping each other company. That should be nice and easy.