Blacha becomes the prime suspect in Kowal's death. Prosecutor Gołąbek is convinced of his guilt. Sikora believes that someone is framing the key witness. He asks Lidka, who is handling this case together with Lata, not to reveal evidence incriminating Blachowski for some time. Pati wants to find out from Skucha why she couldn't contact Blacha at the time when Kowal was murdered.

Blacha is arrested on suspicion of Kowal's murder. He has an alibi, but he can't provide it because of Mira. Gypsy thinks Monk killed the mobster. Prosecutor Gołąbek interrogates Blachowski's ex-wife and his current partner, Pati. Interviews are scheduled to take place at the same time. Kasia's promoter becomes Blacha's attorney. The man advises the student to go with Daniel to Masuria. Marek and Karol are waiting for them there. The police technician who confirmed that Kowal was killed with Jan's gun shares his doubts with Lidka and Lata. Soon the officers discover what Blachowski was doing when the murder took place. Laura sends her husband to Krakow on business matters.

Blacha and Sikora think that Mnich is guilty and are looking for a way to prove it. Blacha starts drinking too much and cannot control himself.