First of all, I'm not complaining, the whole plot is really good, but... what about the other isekai'ed people, the ones who were supposed to kill some goddess who was the enemy of the god that isekai'ed them? ... and what about that extra guy who pretended to be the protagonist when they got...
It's such a big and obvious mistake that it must have an explanation, like the knots are too tight for the weak little elves, or something like that... it's the only semi-logical thing I can think of...
No te has perdido nada, es un misterio que el autor ha puesto para mantener la tensión y que los protagonistas pasen apuros. El Slayer también está afectado, pero aguanta por pura cabezonería. Es de esperar que lo expliquen después.
Would any author dare to have the protagonist reject women by saying "I'm sorry, I have taken a vow of chastity and I am a eunuch"? To me, that seems like a quick and easy solution.