Two teenage girls, Charlotte and Jane, twins, live happily with their parents in London. One day, their father, a MI6 agent, disapears in Siberia. A few days later, their mother is kidnapped from her work. Now, it's up to the twins and their frinds to find them. All this while dealing with love, friendship and betrayal. What happens when both Charlotte and Jane seem to have left home and head to Birmigham, where they are attacked and somebody ends up in hospital.