Meet "Nice Girl" Susan A hardworking E.R. nurse and mother, she's starting to resent putting other people's needs above her own.… Tonya A savvy businesswoman, this Texas gal knows a lot about cheating husbands…but trust? And Monica Poised and professional, this executive assistant has relied on her beauty to get ahead.… Stressed to the max, these women have one thing in common—they've reached the breaking point. And when they flip out, the women land in an anger-management class. Now they can either follow their arrogant instructor's agenda—or take matters into their own hands. Because these women are about to discover that sometimes you need more than deep breathing to fix your problems.…