S5·E2 The Triumphant Return of Akatsuki II

Yukina is sent by the Lion King Organization to the bottom of the Keystone Gate to destroy the kagame stone, the keystone of the entire island, to sink Itogami Island and close the Node portal. While she hesitates to use the Sekkarou to complete her task, Kojo arrives to stop her, determined to fight to defend the island.