Nothing is known about Isabelle's life prior to the outbreak.
At some point, Isabelle came into contact with a group called The Hidden and joined them. She eventually became an assassin for them.
As a Playable Character
Isabelle - "The Hidden"
- Persona: Mythic
- Trait: Fast
- Role: Damage
- Rarity: Gold Mythic
- Allegiance: Member of the Hidden.
- Leader Skill: Does not have one.
- Adrenaline Rush: Assassinate (Make 3 attacks for 200% damage (600% total). Heal this character for 50% their max HP.)
- Active Skill: Does not have one.
- Specialist Skill: Execution (When this character attacks a target that has 20% HP or less (including Bonus HP), the target will be immediately defeated.)
- Signature Move: Night Blitz (Attack an enemy for 200% damage. All teammates recover from Stun.)
- Mythic Abilities
- Agility (+20.0% increase in basic attack damage.)
- Whisper (100.0% Stun Resistance)
- Come Out Unscathed (At the start of each turn, 40% chance this character gets Guardian Shield.)
- Strike Team (All Fast teammates get +15% ATK.)
- Special Weapon: Isabelle's Savage Double Chain Maces
- Slot 1: +35% ATK
- Slot 2: A huge bonus to AP when attacking.
- Slot 3: Improved Bonus Attack: +60% ATK when attacking enemies of less than 40% HP.
This list shows the victims Isabelle has killed:
- Numerous counts of zombies and unnamed survivors