Due to certain circumstances, Eri finds herself moving into the home of a relative with a mysterious reputation. The kind and beautiful woman who becomes her mother through a custom called “smallerjoining” bears a striking resemblance to that person, leaving her breathless…

This is the ultimate collection of short stories featuring only strong, weak, beautiful, and dirty girls, including the title story of stepmother × black-haired girl, plus additional illustrations, a newly drawn epilog, and the first-ever published idea notes of Ugawa Hiroki.

Contents:

1. Smallerjoining Part Front
2. Smallerjoining Part Back
3. Smallerjoining After Story
4. Two-Flower Plant
5. Walk wit me Part Front
6. Walk wit me Part Back
7. after Walk wit me
8. Idea Notes