Tearju tries to talk to Yami and apologizes for abandoning her. She tried to escape with Yami when the organization tried to eliminate her, but the plan was foiled and Yami was taken away. She hid her identity until the organization was destroyed. Yami refuses to let her life as "Golden Darkness" go and walks off making Momo concerned about Yami's honesty. Mikado finds the situation normal as they have not met each other for a long time. Meanwhile, Nana tells Mea about a new assistant in Lala's class triggering Mea's instincts after master told her about Tearju being one of their main enemies. Nana questions Mea's reaction and seeks Haruna and Lala for help, thinking Mea is still hiding a secret. They all help cheer Mea up by remodeling her apartment. Haruna picks the design while Lala helps Nana obtain financing from their father. Meanwhile, Momo and Rito ask Tearju about Mea and master. Tearju is unsure but knows that the organization wanted to mass produce transform weapons. Momo gives Tearju self-defense seeds to protect her from master. The seeds will trap the enemy and call Momo for help. Afterschool, Mea finds Tearju alone and breaks in wanting to talk to Tearju. Oshizu spots Mea and strips Mea's clothing, warning Tearju that Mea is dangerous based on her previous analysis. However, Mea is not afraid of being stripped and quickly escapes and regenerate her clothes. Tearju trips and activates the seeds, tying Oshizu and her up and calling Momo for help. When Rito and Momo arrive, they see Mea's true identity. Mea only follows orders from Nemesis, her master. Tearju explains that Nemesis was created from a project parallel to Yami and her and was originally frozen. Mea remembers how Nemesis courted her shortly after she was born. Nemesis trained her to become a transform weapon and told her about Yami being her sister. Tearju and Momo convince Mea to change her lifestyle, but Mea leaves with the note that she will remain loyal to her master Nemesis.
Elenco: Akeno Watanabe , Haruka Tomatsu , Sayuri Yahagi , Misato Fukuen , Kana Hanazawa , Satomi Arai , Takehito Koyasu , Fuyuka Ōura , Mamiko Noto , Mikako Takahashi , Hidetoshi Nakamura , Harumi Sakurai , Kanae Itō , Aki Toyosaki , Kaori Nazuka , Misato Fukuen , Ryōka Yuzuki , Chiemi Chiba , Ayako Kawasumi .