Sailor Moon Crystal Episode 7 English Dubbed Episode Title:Mamoru Chiba -Tuxedo Mask-.Episode Description:Mamoru explains to Usagi that he needs the Legendary Silver Crystal to regain his memories, which he lost in a car accident that killed his parents. He asks her to keep his identity a secret. Meanwhile, Queen Beryl meets with her master, Queen Metalia. Queen Beryl recalls when she first released her from the seal the Sailor Guardians previously placed upon her. Beryl then dispatches Zoisite once again to steal the Legendary Silver Crystal. As Usagi and the others do some research on Sailor V, they soon discover that a DVD rental shop set up by Zoisite is brainwashing citizens into searching for Sailor Moon. After Usagi uses her Moon Healing Escalation to cure the brainwashed citizens, she is attacked by Zoisite. Mamoru rescues Usagi. Zoisite singlehandedly knocks out Mamoru. Usagi is saved from certain death by Sailor V and her white cat companion named Artemis.