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Identity: It's a fanmade MSA anime and manhwa.
Background: In the Taisho era, In 1908, a 40-year-old mother-in-law killed her daughter-in-law because she thought she tricked her into thinking that the waterfall produces sake only to the people who are good but cold water to those who are greedy. It all started when 40-year-old mother-in-law named Kimiko overheard her daughter-in-law, Sumi's prophecy that came true, so, she killed her, then, when Kimiko discovered that the fountain produced sake for those who are good but not the greedy ones because it doesn't trust them. What happens next