Running Lean [run-ning leen]A term referring to a deficiency of fuel in the fuel-to-air ratio of an internal combustion engine.A physical condition where not enough caloric fuel is present for optimal performance of the body.A spiritual condition in which a believer relies on his own strengths.Equilibrium. That's what Stacey and Calvin found in each other. He is as solid as his beloved vintage motorcycle and helps quiet the constant clamor in Stacey's mind. She is a passionate, creative spirit---and a lifeline after Calvin's soldier brother dies.But lately the balance is off. Calvin's grief is taking new and more dangerous forms. Voices of self-loathing are dominating Stacey's life. When struggles with body image threaten her health, Calvin can't bear to lose another person that he loves. Taking action may destroy their relationship, but the alternative could be much more costly.