Adopted By A Ghostling.
[https://archiveofourown.org/works/42843843/] - - public:opalsong
Jason Todd takes after Bruce Wayne in an unexpected way by having a small child decide he's their dad now. Of course, it starts out rocky and nerve wrecking because this 6-year-old is a brat, but he can't just ditch a Tiny Meta Child with a possible connection to Lazarus Pits alone to wander the streets of Gotham. Even if the kid wouldn't just follow him back home.