In her new role as CEO, Isabelle is immediately thrown in at the deep end with negotiations on drug prices. However, her father Ludo cannot resist interfering in the affairs, much to Isabelle's dissatisfaction. Julien travels urgently to China on business and is surprised in several ways. Ludo shows Isabelle an unexpected positive side effect of a drug in a study on Alzheimer's. This drug could turn the medical world upside down: a life-extending elixir. Lola walks away confused during the annual company party of Rombauts Pharmaceuticals.

Isabelle discovers that her brother Julien has been selling contaminated pills in China and is furious. Julien has a plan to get away with it, with the help of Chinese businessman Jerry Kwan. Meanwhile, Isabelle prepares for a major lawsuit in Brussels concerning the drug Aspergon - an antidepressant. Art starts a small business in Ritalin at his high school. His grandfather only seems to encourage this behavior. Quinten falls back into old habits due to stress before an upcoming piano concert. Ludo drinks alcohol during carnival, a bad idea in combination with his medication.