No you don't.
But if you deludedly think you do, turn off your search filter and do an internet image search for "tentacle hentai guro"*.
Then explain how that fits in with your notion of parenting.
.
* Search terms provided by urban dictionary, which is in and of itself pretty nasty.
I've just re-read the entire story at the OP's link, and didn't see any of those three words therein... or even the title of the manga in question, for that matter. What source are you referencing, re: this particular story...?