Omoikkiri Detective Team Hardgumi S01 E20 Angry mask counterattack

The Hadogumi group is in danger due to the mysterious kidnapping group, the Darkness Clan. The Dark Clan's goal was to find a boy with the perfect talent and have him rule the future of Japan and eventually the Earth. The family is finally deciding on a prestigious successor through a selection test. Hiroshi and his friends were also made to participate in this test. What will be their fate?