The substantial protagonist of the manga, who has long red hair. She behaves like an Edokko and speaks in a masculine tone of Edo speech, but she is actually from Tokushima Prefecture. She acts tsukkomi and often says "Don't ask a trifling question! (Tsuman'nē koto Kiku na yo!?)" Her name is a pun on Bloody Mary. (Source: Wikipedia)
Although Shuu appears to be playful, he is actually very sensitive. He was the first one who realized that Chitoge and Ichijou were not actually dating. Also, he was the only one who seemed to realize that Tsugumi was a girl, though he hid the thought and decided to play along just for his own amusement. Also, it should be noted that Shuu is the kind of person that would do almost anything for a laugh. He is the best friend of Raku Ichijou. He is in love with his English teacher, Kyoko. He confesses just before her departure for her wedding.
The main antagonist and Apollonius's previous partner. Even 12,000 years later he could never forget his treason, and still has feelings for him. Because of it he is one of the Angels who despise humans at most. He plans to use Aquarion's power to repair the tree of life, but in order to make it possible, he needs to make Aquarion manifest the true power of the "Solar Wings", and thus he prepares ordeals and trials to the elements, especially Apollo, in order to make them stronger
Touma's faithful servant, she loves him with jealousy. She hates Apollonius and Celiane, not only because they destroyed Atlantis 12,000 years ago, but also because their love makes Touma suffer so much