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.

Ami's friend, Yoshie, was murdered and desecrated by the Kimura Gang. She was saved and, like Ami in the previous film, received modifications from the same mechanics. Remembering her past, Yoshie decides to avenge herself and Ami.