Error is King's Ex-'Husband?! ||A UNDERVERSE FANFIC AU||

This is an og AU but differents.

After Error and Ink accidently created PJ during their fights,Error tried to killed him but Ink stopped him and Error called PJ a mistake that shouldn't live and then teleported.

Everytimes Ink or PJ tried to talk to him,it's always the same as he will fight/tried to kill them and PJ gave up as his hatred towards Error grew.

Ink love Error and he still is even if Error doesn't love him back.

But what happened if they found out that Error used to be King Multiverse's husband after a fight which lead them to divorced but they decide to only became friends.

But what happened if both Error and King had a daughter that is PJ's older half-sister and that she's the Heir of her father's trone?

What happened if Error only love his daughter more than PJ because of some dangerous reasons?

What will be their reactions?

Will Ink still love Error?

Will PJ accept his older half-sister and forgave Error?

Let's found out!

Warning ⚠️ :

All the characters are from in their normal creators excepted for my ocs.