Eiri and Shuichi's intense relationship continues to escalate as Bad Luck's record races to the top of the charts, a member of the band threatens to quit, and Shuuichi makes an impromptu trip to the U.S.! Will Shuuichi and Eiri's new-found love survive his hard-rockin' lifestyle? A special, extra-long compilation featuring new bonus color pages, Volume 4 features content from the original volumes 7 and 8.