The Cima Fleet secretly made a deal with the Earth Federation Forces and betrayed the Delaz Fleet.
Cima plotted to destroy the colony using the Earth Federation Forces' solar system during Operation Stardust.
Cima boarded the Gwazine to intercept Aiguille Delaz with the Earth Federation Forces, but was discovered by Gato and escaped.
Cima's battleship, the Zanzibar-class mobile cruiser Lily Marleen, was sunk by enemy aircraft while sending out a guide beacon for Cima, despite being in the middle of a battle.
Lieutenant Colonel Cima Garahau x Gerbera Tetra

Don't send out guide beacons! Do you want to get attacked?! | おうせい/ゆうせい's Gunpla works