Divorce System Activated... in Kindergarten?!

A system meant for his future divorce arrives thirty years too early—right when he's still in kindergarten! Now Bai is stuck staring at a ridiculous comeback system panel while his so-called 'ex-wife' is just another kid who hasn't even learned to tie her shoes yet. This wasn't supposed to happen. The system's timing is catastrophically off, and Bai has a very, very bad feeling about where this is heading.