Until it turns out tiny Marisa is a bad hunter/gatherer for obvious reasons.
Then the babies are premature anyway because...y'know, parent is a child. And a very young one. And also incest. Meanwhile Reimu is a shit parent and dies because worthless.
...actually this could turn out to be interesting. Would watch.
While I find it really cool that Takumi went back and revived/finished this story, I have to say...
... wut
Not exactly revived, he finished it a long time ago but it was not uploaded. And since I hate when the pools are incomplete and/or out of order, here it is.