London's Burning

Blue Watch is back; a major fire in a young offenders' institute brings menace and danger to the firefighters on duty.

Recall organizes a charity event for Great Ormond Street hospital; the team is called to an inferno in the basement of a library.

An expectant mother on her way to the hospital is involved in a major traffic accident; Pearce finds himself acting as a midwife.

Ariadne pleads with Nick to marry her; Billy is trying to set Kevin up with Tina; Patti and Hallam might be hitting it off; there is definitely something in the air in Blackwall.

Recall enlists the help of the team in his search for Ben; Ariadne marries Petros, as Nick looks remorsefully on; an incident in the Laser Wars Center poses some very dangerous difficulties for the watch.

After a fire at the city farm, Sicknote befriends a stray dog; things get steamy between Kevin and Sally.

Sally is frosty toward Kevin when he rescues her from a top-floor blaze at a tower block; the team gets a surprise when members are sent on a routine inspection to a strip club.

Blue Watch faces a new challenge when there is a huge explosion on the Woolwich Ferry; the crew joins forces with Hallam, who is training with the fire boat; things come to a head between Kevin and Sally.

After a party on his houseboat, Kevin faces the consequences of his affair with Sally; Nick is distracted from his increasing fears for Ariadne when he has to rescue a boy who has fallen down a deep well.

When an unexploded bomb is found next door to Blackwall, it is just the start of a day of frustrations for the team, culminating in a fatal fire.

Blue Watch is amazed by the reappearance of Charisma, who is straight back into the thick of things as the crew faces one of its biggest jobs; when fire breaks out in a propane cylinder yard, a massive explosion leads to tragedy.

Jaffa gets seriously injured in a nightmare scene of burning cars and houses; after this stressful call, Nick has to go on a desperate search for Ariadne.

Pearce relives a fatal fire when called to an inquest; Charisma shows his compassion when Blue Watch deals with a horrific car crash; Nick gets a mysterious message from Ariadne.

Nick goes to Cyprus, determined to bring Ariadne back, but things do not go exactly as planned; Sally visits her sick father; Charisma joins Kevin's poker game.

George must leave a raft race when Kelly has their baby; Ariadne has similar news for Nick.