MY HAPPY MARRIAGE: THE SHAPE OF MY HAPPINESS

An unaired episode bundled with the special edition of the 8th Watashi no Shiawase na Kekkon light novel volume. Miyo's chance to demonstrate what she has learned comes at her first social gathering with her fiancé. Kiyoka introduces her to a distinguished gentleman. (Source: Netflix) — Description from AniList community (anilist.co).