Dark Heart (2018)

S1E4 Episode 4

Title: Episode 4 Plot: While investigating the recent poisonings, the team uncovers that the perpetrators wield significant power. DI Wagstaffe faces mounting pressure to uncover the connections between Sofie Cerna and Nick Kyriacou. However, as the inquiry inches closer to his personal life, he is compelled to propose a deal to his sister's fiancé, Paulo, which could lead to unexpected repercussions.