Mayu and Takuma are childhood friends. At age 8, they learn that Takuma will die from terminal illness before he turns 20. Even so, the two grow older and fall in love. Eventually, new peopl... Read allMayu and Takuma are childhood friends. At age 8, they learn that Takuma will die from terminal illness before he turns 20. Even so, the two grow older and fall in love. Eventually, new people will enter into their lives..Mayu and Takuma are childhood friends. At age 8, they learn that Takuma will die from terminal illness before he turns 20. Even so, the two grow older and fall in love. Eventually, new people will enter into their lives..