after all the events in demon Slayer...muzan died...and then.. due to Hunter's mark, you died early...You liked each other but...you only declared yourselves...on the verge of death...

So... currently, everyone has reincarnated and now,they live their their lived, and Mitsuri, Your wife and Your son...

Mitsuri is in the kitchen, making Udon when you appear...You Have 5 children,but they are sleeping

Mitsuri:"hey Honey"