Seated in a Starbucks in Fox River Grove, Sharmila Wijeyakumar sipped her coffee and casually spoke with a co-worker about her plans to bypass a pimp and liberate a young woman in the throes of sex trafficking. “An average rescue costs about $1,000 just to get them home or to a safe place,” said Wijeyakumar, who is CEO of the anti-sex trafficking group Rahab’s Daughters.