The Story Of A Snow Woman Widow Who Has Trouble Getting Along With Others And The Cursed Ring Over 20000 Copies Sold! A Live-Action Adaptation Of The Popular Ghost Sex Manga!(2022)

The main character acquires a ring that used to belong to the late husband of Honoka. With it, he is able to control the widow at will. Based on a doujin with the same name, which had a little bit of horror/mystery vibe.