School student Ellie is kind-hearted and intelligent but impulsive. She's anxious about the future of the planet, so when power-hungry oil tycoon, Muelo, makes a bid to become mayor of her city, she feels compelled to stop him. Facing off against the charismatic, dynamic and relentlessly ruthless Muelo, Ellie finds herself in a confrontation that tests the limits of her courage. Sapiens, an enchantress of the mind, takes Ellie and her friends on humankind's journey to our present climate catastrophe. Meanwhile, there's a murder to be solved. A thrilling novel of hope and activism, inspiring the young and the not-so-young to take action to protect our future.