Deadly Sins (2012)

S3E5 Childsplay

When Hetty learns that her great nephew has been suspended from school, she delves into the situation surrounding his expulsion. It turns out that a mischievous individual has hidden an Ecstasy tablet in his blazer, leading to the troubling incident of bullying. Determined to uncover the truth, Hetty sets out to investigate the circumstances that led to her nephew's predicament.