Iván, a doctoral student studying marine parasites, is forced to join a fishing expedition where he encounters various challenges, including superstitions about his red hair and a series of mysterious events involving bioluminescent phytoplankton and a large sea creature. The crew faces danger from the creature and internal strife, leading to a quarantine situation and a struggle for survival. Iván must confront his fear of water to save his friend and ultimately sacrifices himself for the greater good, swimming towards the bioluminescent animal to prevent further spread of infection. The story ends with the moral lesson of respecting authorized fishing areas.
Here are the key facts extracted from the text:
1. Iván is a doctoral student studying marine fauna and parasites.
2. Iván's teacher tells him to go on an expedition to observe the behavior of marine fauna.
3. Iván meets a woman who is forced to buy a ticket on a fishing boat because of her red hair, which is considered bad luck by fishermen.
4. The fishing boat is captained by a man named Gerard and his wife, Freya.
5. The crew is trying to catch fish in a restricted area to make ends meet.
6. The coast guard has restricted the area because of whales feeding with their calves.
7. The crew discovers a giant squid, but it is not a squid, it's a creature with tentacles and suction cups.
8. The creature attaches itself to the boat and the crew tries to catch it.
9. One of the crew members, Ivan's friend, gets injured while trying to catch the creature.
10. The friend's hand gets trapped in the machinery, and he is seriously injured.
11. The crew discovers that the creature is not a squid, but a creature with bioluminescent eels attached to it.
12. The creature is trying to bite the woman, and she discovers that it has tentacles with suction cups.
13. The crew decides to try to catch the creature, but it is too powerful and they are unable to.
14. The creature destroys the boat's hull, and the crew is forced to abandon ship.
15. The crew takes refuge on another boat, but they soon discover that it is also infested with the same creature.
16. The crew discovers that the creature is a parasite that infects humans and causes them to go crazy.
17. The crew tries to kill the parasite using ultraviolet light, but it doesn't work.
18. The crew decides to electrocute the parasite, but it also doesn't work.
19. The crew discovers that the parasite is a type of saltwater larvae that can survive in freshwater.
20. The crew decides to wait for 30 hours to make sure they are not infected before taking the bitten crew member to the hospital.
21. The bitten crew member goes blind, and his eyes explode, releasing parasites into the drain.
22. The crew discovers that the parasites are still alive and have become a single animal.
23. The crew tries to kill the parasite by heating the tank, but it escapes and breaks the hull of the ship.
24. The crew sets fire to the ship and escapes in an inflatable boat.
25. The engineer slips and falls into the water and is caught by the parasite.
26. The woman jumps into the water and rescues the engineer.
27. The woman is infected by the parasite and knows she will die.
28. The woman says goodbye to the engineer and jumps into the water to swim to the bioluminescent animal.
29. The bioluminescent animal illuminates the water, causing a ship in the distance to notice the engineer on the raft.
30. The movie ends with the engineer as the only survivor, and the fate of the woman and the parasite is unknown.