Q:I am a movie director and I just received the following movie plot. Could you help me answer this question? If not, let me know by writing "Not answerable". Plot title: Rogue Movie plot: This article's plot summary may be too long or excessively detailed. Please help improve it by removing unnecessary details and making it more concise. (January 2016) (Learn how and when to remove this template message) While carrying out his research as a travel journalist, cynical American Pete McKell (Michael Vartan) joins a group of tourists on a crocodile watching river cruise in Kakadu National Park of Australia's Northern Territory, led by wildlife researcher Kate Ryan (Radha Mitchell). After a run-in with two locals, Neil (Sam Worthington) and Collin (Damien Richardson), the cruise winds to a close and Kate prepares to return the group to base. Everett (Robert Taylor) spots a flare in the distance, and Kate tells the group that they must investigate to determine whether someone needs rescuing. A few miles up river, they come across a half-sunken wreck when suddenly, something crashes into the tourists' boat, creating a crack in the side. Kate's only choice is to run it ashore on a small island in the middle of the river. The group disembarks and begins discussion of what to do when Everett is suddenly pulled into the water by an unseen predator and killed. Kate comes to the conclusion that they are in the heart of a large crocodile's territory and that it will be more aggressive than usual. The tourists realize that by nightfall, the tide will start to rise and in a matter of hours, their small island will be submerged. Neil and Collin arrive soon after, and as they near the island, an unseen force, smashes their boat and sinks it. Neil manages to swim to the island safely, but Collin disappears. As night falls, Neil suggests that he swims to the riverbank in order to string a rope between two trees, creating a zip-line that will allow the group to cross the river. Neil succeeds in setting up the rope and Mary Ellen (Caroline Brazier) crosses first, only to freeze in fear halfway across. Allen (Geoff Morrell) becomes impatient and aggressive and attempts to get himself and his daughter Sherry (Mia... My question: Who is the first to disappear?
A:
Collin