Synopsis

"I'm just here to act as your guide".

The one Araragi Koyomi caught was Senjougahara Hitagi—the "girl whose weight was stolen".

She must save herself, so she doesn't lose her way trying to find her true feelings...

Nisioisin × Oh! great present a brand-new take on oddities! Oddities! Oddities! Youth is a "story" you can only experience once!