After 20 years later, classic drama, A Step into the Past (尋秦記) is reproduced into movie version, Back to the Past and the preview clip was released on 16th March. Louis Koo (古天樂), Raymond Lam (林峯), Jessica Hsuan (宣萱) and Sonija Kwok (郭羨妮) reprised their roles and it portrayed an intense tension between the mentor, Hong Siu Lung (項少龍) and disciple, Ying Ching (嬴政).

Apparently, most cast team members have to spend nearly 3 hours to apply makeup and set their hairstyles in period film and everyone is fine with it. The plot illustrates Louis played Siu Lung wore a t-shirt travelled back to ancient history and decided to settle down in Qin dynasty. He continued to promote modern culture and bring current technology in ancient times.

The first preview clip showed several scenes of Siu Lung and Raymond acted as Ying Ching. After 20 years later, he took his family including Jessica, Sonija and Wong Man Piu (黃文標) whom played Wu Ting Fong (烏廷芳), Kam Ching (琴清) and Tang Yik (滕翼) to escape to Qin dynasty.

In the first scene in the preview, Yin Ching looked at Siu Lung with a sharp eye expression and said: “I will kill whoever does not trust me.” Siu Lung then took out his gun with Ying Ching chasing after Joyce Tang (滕麗名), Jimmy Au (歐瑞偉), Jessica, Sonija and him in the forest. He asked: “Can you please let my family off?” Yin Ching replied him immediately: “It is a man from another world refuses to let me off. Do you still treat me as your disciple?” Siu Lung responded: “Yes, I treat you as my disciple. Hence, I need to stop you.” Subsequently, Yin Ching took out a sword and pointed towards Siu Lung and said: “All our ties shall end from now onward.”