But not seeing through doesn't mean not understanding at all. When Ke Lian is at home, apart from training and managing military affairs, he spends all his remaining time with Du Xixi. Therefore, 2569 doesn't think his master is the type to do housework.
It's not that Ke Lian dislikes doing housework or that he can't do it, but compared to training, managing military affairs, and accompanying Du Xixi, housework seems trivial. Plus, the Robot generally takes on the responsibility of cleaning, so even if Ke Lian wants to do it, he doesn't need to.
Seeing Ke Lian, who doesn't need to do housework, suddenly pick up a rag and start cleaning, how could 2569, who was using the vacuum to clean under the sofa, not be surprised? It lay there dumbfounded, starting to worry whether its housework duties might be taken over by Ke Lian.
