Potential of family

Nightfall on Hearth's Warming Eve finds himself in a door way and he has been running from guilt until fate brings him to where he needs to be.

After a long flight at night Nightfall lands on the step when the door opens after he's been lying there for a bit he's kicked into some trash cans by a filly who is his long lost sister is there hope for them to be a family again

I would like to say I also have a co-author for this story Thundercloud93