Ever since Phantasmal Shadow's plan failed and the situation fell entirely into Dream Clouds' control, causing everything to move according to Dream Clouds' plan, Happy used the shortest time to come up with the worst possible scenario and made arrangements for it.
He used the promise he had Phantasmal Shadow make with him in the past and seized the rights to utilize her sect prison at her headquarters for half a month so that he could use that time to focus on making his Tendon Changing Classic reach Grandmaster Realm. After Dream Clouds showed her astonishing trump card, he had already given up on the thought of weakening Class One Hall, or rather, it should be said that he had decided to let One Emperor be in charge of that task, since he was already at it.