I SAY YEAH! NeOSITE 10th Anniversary Party is a special concert film that took place at Shibuya-AX on October 27th, 2008. This special film includes PUSHIM, RHYMESTER, HOME MADE KAZOKU, Maboroshi, and May J.

In a near-future Japanese city bracing for a devastating earthquake, a group of teenage friends navigate personal struggles and fractured bonds amid rising tension.