Holly Walker was a serial over-achiever. Everything she put her hand to she excelled at, even becoming an MP on her first attempt to Parliament. But no other job would ever come close to the challenge that Holly would face as a mother. Suffering from Post-Natal Depression, Holly did the unexpected. In her rage at not coping she turned her anger on herself... hitting and bashing her head till she was bruised and ashamed. Her candid account of her battle with the baby blues.