A Story Where That Grows Part 2

A Story Where That Grows Part 2 (生えちゃう話その2, Hae Chau Hanashi Sono 2) is a special chapter of Onimai: I'm Now Your Sister!. It was originally published in the Onimai Side Reader: Mihari's Laboratory on August 13, 2023.

Summary
Tsubasa accidently causes Mihari to ingest one of her experimental drugs.

Characters

 * Mahiro Oyama
 * Mihari Oyama
 * Chitose Azuma
 * Arika Tachimi
 * Tsubasa Inui