When a 12-foot anaconda snake takes hold of a wildlife photographer, Zee, Lily and Ben spring into action. Meanwhile Tommy learns a tough cultural lesson and Mina struggles to get along with new colleague Ryan.

A live wire electrocutes a man and causes a blackout; a mudslide endangers a pregnant couple.

Mina struggles with her own moral code after learning the true identity of her patient, while Lily learns more about Ben's past and is tested on her first trip into the city.

When a scuba diving trip goes wrong, Ryan, Ben, Tommy and Mina race to save their patient underwater, while a flame from Zee's past returns to the clinic for an unconventional treatment.

After the medevac helicopter crashes in the jungle, the team must jump into action to save the lives of their patients and the pilots, while Ryan searches for a missing girl and Lily learns a shocking secret that Mateo's been keeping.

A water taxi crash leaves Ben and Tommy to tend to patients out in the field and Lily with a gut wrenching decision, while Ryan and Mina treat one of the city's most irritating ex-pats.

When a hepatitis outbreak spreads through the local prison, the team jumps into action, while Lily learns more about Mateo.

Emotions run high when an old friend of Ben's brings a controversial transplant to the clinic, and Tommy is threatened by Mina's new love interest.

A paragliding accident leaves a vacationing couple in peril, while Mina is forced to take control of Ryan's care, and Charlie is reunited with his absent mother who is in need of help from the clinic and from Tommy.

The country's Holy Week festivities take a chaotic turn when a truck float crashes, and Ben makes a difficult call as Ryan's health deteriorates. Meanwhile, Lily forces her own issues aside when tragedy strikes Mateo's family farm.