Anastacia Moreno is one of the main characters in School Dance, Jason's love interest later turned girlfriend, Oscar's daughter, and Flaco and Junior's younger sister, also one of the Sweet Girls. She is portrayed by Kristinia DeBarge.
Anastacia is Jason's longtime crush since the 1st grade. Now in high school, Anastacia only remembers Jason from he peed on her. But in class one day, Jason gives Anastacia a poem to hand in as her homework which is about her, so later Jason asks for her number and said she'll meet him at the school dance. After playing 7 Minutes in Heaven, Anastacia tells him that she already knew the plan, but she still dances with Jason and later kisses him then becomes his girlfriend after he blocked a bullet for Anastacia. She then rides along with Jason to the hospital.