Franklin Bidan is the principle designer of the RX-178 Gundam Mk-II developed for use by the Titans. Often absorbed into his work he neglects his own family, instead finding comfort in a mistress named Margarita. Taken aboard the Titans flagship Alexandria by Bask Om, he and his wife were used as hostages in negotiations for the return of the Gundam Mk. II's captured by the AEUG.