Butterfly Sleep 2017 (Japan), also known as Chou no Nemuri, Nabijam, 나비잠 is Japan drama premiere on Oct 10, 2017
Matsumura Ryouko is a popular novelist in her 50s who has just found out that she has Alzheimer’s disease. In order to gain some fulfilment in her life, she decides to be a guest lecturer at a university. Through one of her students, she meets a South Korean exchange student, So Chan Hae. As they become closer, they fall in love.