The legal dramas "Best Interests 2 - The Final Battle of Interests" and "Best Interests 3 - The Final Interests" have a total production cost of NT$150 million to restore real murder scenes. In addition to the gold medal producers and legal behind-the-scenes promoters, Best Interests 2 has joined many Golden Bell Award winners as the protagonists of each unit. In addition to the original cast members Tian Xin, Wen Shenghao, Yang Mingwei, Tian Yu'an, Zhong Chenghan, Xia Jingting, and Zeng Peiyu, the second season also invited gold medal regular team members Liu Pinyan, He Haochen, Qiu Kaiwei, Chen Tingni, etc. Each unit has invited heavyweight actors Yang Guimei, Xu Jiehui, You Anshun, Tian Li, Lin Jiali, Xiu Jiekai, Li Yuxi, Shi Yuanjie and nearly 100 powerful actors. It can be said to be the series with the most Taiwanese first-line actors. The most powerful golden combination is in front of and behind the scenes. It is definitely an extremely heartbreaking legal drama that reflects the cruel and horrific events in Taiwanese society.