[One Piece] Young Ace Appears at My Home After the Paramount War

I'm a Marine. I just got home after finishing a mission to capture Impel Down escapees, only to find a sour-faced kid in my house. Black hair, a freckled face. Somehow, he looks familiar...

[The ultimate healer System will help you become King of the Marines~]

Shanks: Captain Roger, why have you changed gender?

Ashi: ...

King: Lord Kaido?

BlackWarGreymon: ...

Mihawk: This blade is called Yoru.

Ashi: This sword (person) is Capricorn Gold Saint Shura.

The Son family from Dragon Ball might show up later, but they won't be regular guests.

Ashi: Why do all the kids I meet seem to have grown up in isolated places? → Ace: a bandit's hideout. Uta: a deserted island. The Son family: deep in the mountains.

Young Ace: The troublemaking Ace from before Sabo died.

Adult Ace: Ace after his execution.

Young Rosinante: Rosinante during his time with the Celestial Dragons.

Marine Ace: ?

Pirate Rosinante: ?

Heroic Spirit Roger: Limited-time rerun.

Volume One: After the Paramount War, raising young Ace.

Volume Two: Transmigrating fifty years into the past with young Ace and unlocking adult Ace after his execution. Both Aces go on adventures with the protagonist.

Requirements to return: Call Roger and Whitebeard "Dad" and Garp "Grandpa," and be acknowledged by them as their son and grandson.

Extra story one: Young Rosinante arrives.

Extra story two: Transmigrating into the timelines of Marine Ace and Pirate Rosinante.

Theme: Going from being a little-brother fan to a boyfriend fan (but not his boyfriend)