Four school friends and their singing teacher make up a fun and very promising romantic music cover band until a big fight breaks them up. Seven years later, thanks to the marriage of one of them, they meet again.。描述国际刑警组织的探员为了歼灭一个全球人口贩运集团，找来一位个性残忍，却熟知日本黑道罪犯帮忙。。自从我得到了一张至尊黑卡，我的璀璨人生从此开启！。