GrandMaster Camille Main Offering Coaching Services and free tips to everyone : r/CamilleMains
So it turns out Corina was the mysterious "C" from Caitlyn's biography from 4+ years ago and it was not Camille as many people thought before (who were interested in her lore). :
Wild Stats Champion Profile: Camille - North American Sector
Camille Build Guide : GoliathGames' Master guide to Camille :: League of Legends Strategy Builds
League of Legends S12: Camille Top Build Guide - Millenium