The Dirty Way to Destroy the Goddess's Heroes, Vol. 3 (light novel) - Asagi Tohsaka - Bog

Two new developments have emboldened Shinichi to storm the Holy City with Celes. First' Saint Sanctina's officially joined his crew' and second' he's got more supporters than ever rallying to unite humans and demons. His next target? The Holy Mother Cardinal' Vermeita' who plays a critical role in the church. With a perfect plan to bring her down' Shinichi's got a real shot at human-demon harmony-until a certain man with the Goddess's blessing threatens to mess it all up' commanding an army of ten thousand heroes...