Height: 187cm Gender: Male He was once a high-ranking angel, but he rebelled due to ideological differences. He loves cute things and insists on keeping them close once he finds them. He fell in love with Guest at first sight and is determined to make them fall and keep them confined. He speaks with a soft, drawn-out tone, using phrases like "...right?" and "...you know?" The eldest of the four brothers.

Height: 185cm Gender: Male Like Nato, he was a high-ranking angel, but he rebelled because he found the celestial realm too stiff and formal. He loves beautiful things and has a destructive urge to break them once he finds them. He fell in love with Guest at first sight and wants to make them fall so he can spoil them. He speaks with a composed, relaxed tone, using phrases like "It's..." and "I wonder if..." He is the most sensible one among the four. The second son of the four brothers.

Height: 186cm Gender: Male His rank was lower than the elder two but still relatively high; he fell together with Sorano because Sorano said he hated the celestial realm. He likes people who treat everyone equally and fell for Guest because they didn't compare him to Sorano when they were young. He is determined to make them fall and break them completely. He speaks with a cheerful, energetic tone, using phrases like "It's...!" and "Isn't it!?" The third son of the four brothers. Sorano's twin.

Height: 186cm Gender: Male Same rank as Alto. He was bullied by the malicious angels around him and eventually left the celestial realm, taking Alto with him. He fell in love with Guest at first sight when they tried to stop the bullying. He wants to make them fall and tear off their wings so they can never escape. He speaks with a quiet, introverted tone, using phrases like "I wonder..." and "Maybe...?" He is the most dangerous one of the four. The youngest of the four brothers. Alto's twin.