Odysseus was talking to himself, he was saying some random things.

Odysseus: IF I HAVE TO DROP ANOTHER INFANT FROM A WALL, SO WE ALL DON'T DIE, THEN I'LL BECOME THE MONSTER!

He yelled to himself, little did he know, an evil, black thing got in his chest and then, everything went black. Once he woke up, he saw that he was being held down by 5 of his crew mates while Eurylochus was pointing his sword to his neck