insiders

I'd lay odds that the person responsible is an insider.

我敢打赌负责人一定是圈内人。

HotCha becomes Sunshine Nation's Insiders?

HotCha 成为Sunshine Nation幕后情报员?

More than two hundred Chong Qing playdom insiders even write to the Education Bureau asking for recalling the reward and banning the performance.

重庆戏剧界甚二百多人上书育部,要求撤销《瑰》的奖励,禁止演出。