Hee-Soo

Despite scientist Nathan's warnings, his boss continues an experiment meant as publicity for his satellite firm: exploding an asteroid. Instead it splits, and the major piece, the size of Iceland, changes course to earth. It is deflected but so close that it shift our course closer to the sun, causing rapid extreme heating, hopefully only mid-term. Nathan warns his sister, TV journalist Carly, and she her lover, police detective Tom. He brings his unruly daughter Kim, her ex-con lover C.J. and her mother, nurse Bonnie, when Nathan offers a flight to a friend's Arctic weather station. Tom takes charge of a dangerous trip to the airport, as everywhere on earth things catch fire and people fight for water, transport and sheer looting.

On a trip to Colombia, a group of college students encounter a fifty-foot boa constrictor, hungry for blood.

The newly-regenerated Doctor arrives in Victorian London, and Clara Oswald struggles to embrace the man he has become. All the while, they reunite with the Paternoster Gang to investigate a series of combustions that have been occurring all around the city.

In a world where an AI programme allows people to communicate with their deceased loved ones, a flight attendant and a mother question the meaning of reality and humanity.

A meeting in a London bus with jewel thief Lady Christina takes a turn for the worse for the Doctor when the bus takes a detour to a desert-like planet, where the deadly Swarm awaits.