Clara

Clara is a neutral evil human thief a temporary companion.

Baldur's Gate: Siege of Dragonspear
Oddly, you find Clara being held in cells in Flaming Fist Headquarters, she'll snort at you when she sees you escaped while she couldn't.

Recruitment
Clara is only available in the first three chapters of the game. She's waiting anxiously at Copper Coronet looking for help, agree to help her and she'll join.

Subquest

 * Hexxat's request

Relationships

 * Hexxat - These "two" can not be in the same party

Gameplay analysis
No mater how you may like her, remember Clara is just a temporary companion (sadly), so use no permanent boost items on her.