Stand My Heroes: WARMTH OF MEMORIES

The OVA will be based on the Narumi Seo character map story event that was featured in the smartphone game in April 2018. Seo, who has a unique memory disorder, will appear alongside other heroes of the Seo Research Laboratory in the OVA.

(Source: MAL News)
Note: The OVA had an early screening event on January 28, 2023.