Lucille's Trust Master reward is the Brontes.
Entries for different versions of Lucille.3★ - No. 0949: A gun for hire who makes her living serving as an escort, monster hunter, or bodyguard. Lucille is a person of few words who is only interested in doing what she is paid for, and nothing else. When Ryumynui, her current employer, showed her the laborious extent of the job she was expected to carry out, Lucille was completely dumbfounded.5★ - No. 0950: A rebellious gunner who although skilled, is consistently in a bad mood. Lucille is a lone wolf who had always worked by herself. Although now she pretends to be earning her pay by simply encouraging a rich girl's pastime, the truth is that she is beginning to enjoy her time being involved in Ryumynui's antics.6★ - No. 0951: A lonely gunner without friends nor family. Lucille works as an escort for Ryumynui, a young woman born and raised completely different than her own self. Although used to making money to live on a day to day basis, and never really concerned with hopes and dreams, as of late she has apparently been trying to teach herself how to spell Ryumynui's long name in hiding.
Lucille's stats at her highest levels are as follows (with no passive abilities taken into account), along with the maximum amount of stat points that can be increased through pot-enhancements:
Lucille can equip the following weapons: Dagger, Bow, Whip, Gun, Fist
She can equip the following armor: Hat, Clothes, Light Armor
She can equip accesories.