Fics like How to Train your Little Sister

Life is tough for Kotaro, who everyday has to suffer under the whims of his tyrannical little sister, and having nowhere else to turn he decides to try out the All-Purpose Sibling Training Program. Join him, as he valiantly goes through all the scientifically-proven steps of sibling bonding, and see if he succesfully ends up regaining his pure, wholesome, not-at-all-weird relationship with his dear sister.

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