Cormoran Strike, the illegitimate son of a rock star and a veteran who lost a leg in Afghanistan, now runs a shabby detective agency. Robin Ellacott, a college dropout of psychology, accidentally came to the agency as a temporary employee and immediately fell in love with the job. The one-legged detective and his capable assistant worked in harmony and began to solve a series of suspicious cases... The play is adapted from the detective novel series written by J.K. Rowling under the pen name "Robert Galbraith". Episodes 1-3 are "The Cuckoo's Calling", and episodes 4 and 5 are "Silkworms".