... you serious? If you can't find one, make one. Be the founder of the very first little boys sect. Do be aware that should you be a sect founder of such depravity, then you will become a target for righteous sects or orders. This is the infinite realm after all, ever since the great war between flame and river users. I'm more surprised there is no Vanilla Sect to wage war against NTR Sect. It would be keyboard war worth remembering. Ah, I can still hear the sound of keys tapping furiously somewhere in the universe, as both pervert factions argue which deviancy is best accepted.
Incect? Insect? Incest Sect? Or do we split this one into Bro-Con, Sis-Con, Mom-Con, and Dad-Con sects? Furries go away, thou shalt not bangeth the doge. Imouto And Onee-chan split? Aniki and Otouto split? Whole family?