Watch Hysterical Sisters (2021) : Full Movie Online Free "Hysterical Sisters" is an artistic and abstract poem about the chronic menstrual illnesses Adenomyosis and Endometriosis, that visualises the daily struggles of affected people. Adenomyosis is often described as the "evil sister" of Endometriosis - and vice versa. Two personified illnesses, that cause immense suffering and debilitating pain. Since loneliness, shame and a lack of understanding shape the lives of many affected people, the short film aims to raise awareness, break taboos and ultimately show sufferers they're not alone.