Im writeing this story about this guy whos running for his life from monsters he was in a drain but now he's come he is in the lake he cant sim eny mais he runs out of breath

Im writeing this story about this guy whos running for his life from monsters he was in a drain but now he's come he is in the lake he cant sim eny mais he runs out of breath he sinks to the bottem and wakes up he is in an under water city he is confuesd he cant stop now and think were he is hes got to go he has a short time before the monsters come what does he do seguinte thanks for helping =) XD