Keroppi’s Lock-In!

It’s closing time at the Mini Mart and a few more friends come in for some last-minute snacks. As Keroppi is checking everyone out, he realizes he left his phone and backup keys outside. Everyone is locked in! Badtz-maru, Cinnamoroll, Pochacco and Keroppi must now make the best of the situation and spend the night in the Mini Mart. What unexpected fun will be had?