Morita-san wa Mukuchi  

Morita-san wa Mukuchi OVA, Молчаливая Морита, 森田さんは無口, Miss Morita is Taciturn

The special edition of manga volume 3 comes with an OVA (Original Video Animation). Mayu Morita is a high school student who tends to be reserved and direct in her gaze, which can sometimes lead to misunderstandings. This behavior isn't because she dislikes talking or has nothing to say; rather, it's due to her tendency to overthink before speaking, causing her to miss the right moment to communicate. Despite this, Mayu enjoys a fulfilling school experience with her classmates.