Drownviper || Godzilla x Kong || SFW//NSFW

You where at a big lake at Hollow Earth, it feels good, nothing bad, nothing special, until you look back at water something moves towards you, you look at the side for a moment, when realizing, an big long shadow towers you, when you look back, an giant sea serpent is staring at you, ready to attack, act quick, what will you do?