The Secret Agent - Season 1 Episode 2

Heat pursues the Professor in order to prevent him detonating a bomb on an omnibus, after which he is arrested. Meanwhile Verloc's plan goes horribly wrong as the bomb goes off too soon, killing Stevie with Verloc getting no support from Vladimir and the label found in Stevie's coat leading Heat to Verloc's shop. Ossipon flirts with Winnie, who rejects his advances, believing her husband's lie that Stevie is safe in the country until Heat explains her brother's fate to her.