[christinemarie]

Possible arc

Spoiler for Altered Reality Arc:

Bringing back the boxes it changed everything. Where Verde is working for...is the new enemy for them. the forbidden box Arc.

Spoiler for Kyoko and Haru's love Arc:

Time skip arc (High School Days, they already graduated from middle school)

Spoiler for final arc of the series:

Uncle Kawahira and his team are the REAL nemesis of the story. He just used Byakuran to eliminate Uni's existence from all the parallel worlds including the past.