grudge against Rena for deserting her on a past mission. She tends to stick to her guns and loves to shoot things up and she does not get along with Yū. Gloria loves money and bothers Rena about how much she owes her. She is the only character without a regular civilian outfit. Silent, brooding, nihilistic, and a loner, Yu is a ridiculously strong fighter and hand-to-hand combat specialist. She had her license revoked in the past for destroying private property and injuring several police officers (including Detective Yagi) and bystanders. She has a loyalty to Rena, but does not get along too well with Gloria, where comically they are usually paired up on assignments, and constantly hits her. Yu's interests include animals and travel. Maia's best friend from her Ocean Agency days who got accepted, despite having average grades. She and Maia had made a promise to work with each other. The inept branch manager of the Nereids Kamchatka branch. He gets pushed around by his female co-workers. Hanaoka has a wife and a daughter Yukari. Tsutomu Hanaoka's daughter. She gets displeased with her father's ineptness at times, especially when he lied about being a dashing, bold, detective, but still loves him dearly. The chief inspector of the Kamchatka city police force, he gets stressed when it comes to Nereids. One of his biggest burdens is Yu who injured him in the past. Shizuka's friend (and later Maia's) who is a skilled race car driver. She is inspired by her great-grandmother Ai Mayuzumi (the protagonist of the manga version which is a prequel to this story). Ai was Maia's father's bodyguard. Son of their mother's fourth husband. Son of their mother's seventh husband. Son of their mother's second husband and the oldest of the Wong-Chang-Lee brothers. Sister of the Wong-Chang-Lee brothers (the daughter of their mother's 14th husband). She is more level-headed and comptetent than they are. She is a martial artist and also wants to find the treasure of Elpida, to which end she stole a submarine (which gets repeatedly confiscated by the Nereids and subsequently stolen again by the family). The submarine was named Agnes for their mother. Shizuka renamed it Yomogi-1. A mysterious man in sunglasses who can be seen following Maia throughout the series. In episode 22, as he reveals himself to be a member of the Ocean Agencies Security division, charged with protecting her