Tsukiko is part of the photography club at school, but has always felt less than her sister Tomie. She's cute and very popular among boys. However, one day, Tomie dies in a horrible accident, triggering endless nightmares for Tsukiko. One year later, right when Tomie was supposed to turn 18, someone knocks on the door. Tomie is back.
Noriko lost her mother Yoshie when she was only 10-years-old. Yoshie knew she would not be able to live long enough to see her children grow up and wrote birthday cards to her children in the future. Agonizing over relationships with friends, love and marriage, Noriko grows up with hints and thoughts hidden on birthday cards which are sent from her mother every year.
A publishing company is working on a book about Umezu’s life. The lead editor, Sakura, knows that Umezu’s late mother Ichie was very influential to his work. As the investigation continues, bizarre incidents begin occurring one after another. Soon, the grudge of a mother who should be dead sparks mounting fear around Umezu.
