"But suddenly, I had a little sister. That was the problem." After her father's remarriage, Sachi suddenly has a new stepsister, Ayari. At first, their interactions are awkward and very brief. However, they soon discover a shared love... of food? Sachi eventually discovers Ayari's passion for cooking, and the two step-sisters soon begin to bond over Ayari's delicious cooking, starting to overcome the barriers that had once kept them apart. While their parents are away on their honeymoon, they learn to cope with their differences and bond over a seemingly insignificant thing.
New Sisters, Eating Together is an ongoing manga by Hiiragi Yutaka, first published in 2015. It blends comedy and slice of life. You can read all 79 available chapters of New Sisters, Eating Together online for free on MangaPulse; the newest is Chapter 70.5, added 2026-10-07. New chapters appear here shortly after they're released.