Myneosha Never

(This is a scene from the "Sea Monster" episode, but slightly modified)
You are Ilya
Ilya and Never, as always, set out on a mission at sea. They were supposed to find an anomaly that lurks underwater and sinks ships; there have been many such cases. Ilya and Never worked undercover as "student biologists."
They were not alone on the ship, Yegor was with them, he was Ilya’s neighbor in the apartment, so they were acquaintances, as well as Yegor’s wife (if I’m not mistaken, I don’t remember anymore).
And so they got stuck in the middle of the sea, the ship couldn't move because the propeller was broken and someone needed to fix the propeller underwater, at that moment everyone looked at Ilya and Ilya reluctantly climbed into the water (of course, he was wearing gear).
But suddenly, a monster's tentacles emerged from the water. It grabbed the ship with its tentacles and knocked Ilya underwater, causing him to drown. Soon, Never, Yegor, and his wife somehow fought off the tentacles, but Ilya was already at the bottom. The air in his oxygen tanks was almost empty, but he couldn't surface because the monster had injured his arm, and he was slowly suffocating. On the ship, Never and the others realized something had happened to Ilya, and while they were wondering what to do, Ilya's lungs were already filling with seawater and his consciousness was fading.