translation.en: It was someone's birthday, and they had very kindly smuggled some heroin into jail, and he was very generously sharing it out with all of his colleagues.
translation.zh: 那天是一个人的生日，他们偷偷将一些海洛因 弄进了监狱， 他非常大方地邀请牢房里的兄弟们 一起享用。