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When Lisa encourages Mike to meet with a young female colleague seeking professional advice, Mike hesitates but soon discovers that she is attractive, sports-savvy and able to hang with the guys. After meetings between Mike and his new friend become more frequent, Lisa is prompted to join them, and she and Mike are surprised by her unique proposition. Meanwhile, morning commutes become less solitary for Adam when Callie starts calling him on the way to work, and Ethan attempts to eliminate indications that his relationship with a new girl is becoming serious.