Plant workers and firefighters put their lives on the line to control a catastrophic 1986 explosion at a Soviet nuclear power plant.

With untold millions at risk after the Chernobyl explosion, nuclear physicist Ulana Khomyuk makes a desperate attempt to reach Valery Legasov, a leading Soviet nuclear physicist, and warn him about the threat of second explosion that could devastate the continent.

Lyudmilla Ignatenko, a Pripyat resident, ignores warning about her firefighter husband's contamination. Valery Legasov lays out a decontamination plan, complete with human risks.

Valery Legasov and Soviet Deputy Prime Minister Boris Shcherbina consider using lunar rovers to remove radioactive debris, while Ulana Khomyuk faces government hurdles in determining the truth about the cause of the explosion.

Valery Legasov, Boris Shcherbina and Ulana Khomyuk risk their lives and reputations to expose the truth about Chernobyl.

Serkan owes a big apology to Nurettin and Sinem for what he did to Alp. Esma pays a visit to Serkan’s house to invite his family over for dinner. Alp invites Alice to a party, but she cannot go as she has to get back to Serkan’s house early.

Alp doesn’t understand why Serkan’s family is in Alice’s house since he doesn’t know that Alice and Serkan are married. Alice and Serkan must cook food for their family. Serap loses her mind when she finds out that Nurettin hired Serkan.

Bahar still has hopes that Alice and Serkan are going to break up. Alice is happy to hear that Sinem resigned from her job. There is a very important customer coming to the hotel, and Serkan is scared that her sister is going to ruin everything.

Kadir and Nurettin starts fighting as the part of a clever plan, but then it turns out to be something serious. Serkan goes mad when he realizes that his sister found out what he is doing at the hotel. Alice and Serkan pour their heart to each other.

The siblings are happy to see their bracelet back thanks to Devran.

Melis finds her father’s mother to get some answers. The grandmother kicks her out

Melis wants to run away with Cemo (Jamal). She even makes a plan but Cemo (Jamal) has second thoughts.

Vera and Faruk still do plans together to drive Aziza away from Devran’s life.

Devran has a health problem. He cutely uses his problem to make Aziza be around for help and care.

Sevtap (Sarab) records her song with the help of Haluk and Kayhan. Asil accuses Meryem (Mery) of having an affair with Mustafa to get rid of her.

Meryem (Meri) leaves Istanbul and quits her job at Abdulla's house. Nilay (Nisreen) asks Abdulla to buy her a house as a guarantee of her rights.

Firas is upset because Nursema (Noor) did not remember his birthday and did not show any interest in it. Kivilcim (Shereen) and Omar get married in the presence of the family.

Asil makes changes in the house and replaces the staff. Nursema (Noor) gets upset with Firas's mother and kicks her out of the house.

Firas refuses to return to Nursema (Noor), and the problem between them worsens after her bad behavior toward his mother.

An English professor lays out a stirring hoax theory on America’s most famous cold case, launching filmmaker Andrew Nock on a journey into the world of "The Zodiac"; victims' family members talk on camera for the first time.

The hoax theory is put to the test when two computational linguistic experts study the 32 Zodiac letters; filmmaker Andrew Nock meets a witness for her first on-camera interview after years of fear that "The Zodiac" would hunt her down.