Grace, Annie and Tommy are growing up fast as police officers, but nothing can prepare them for the turmoil they face every day. It’s a year since the fall of the McIntyre crime gang and the vacuum has been filled by rival gangs, all competing for dominance. Constable Shane Bradley is drafted in to help, but his motivations are unclear. Tommy is dangerously seduced by the world of intelligence policing, while Grace struggles to deal with her son’s absence, and growing feelings for fellow officer Stevie. As a young loyalist threatens to take over the city, the officers face a major gangland feud – culminating in a violent and devastating confrontation.。哨站其实是一个金属建筑，像个炮楼一样耸立在一个十多米高的荒滩上，在金属建筑的顶上有四座炮塔，分别警戒着四个方向，而南若兰随即还用手势提醒哨站中有机器人，数量在三架，另外南若兰放宽了扫描范围，在附近还有……