Ink Marks Off: the Restorer's Old Times and New Mysteries

When cultural relic restorer Su Yan was restoring an ancient painting, he accidentally discovered the secret hidden in the painting. The painting was actually related to an art theft ten years ago. As the investigation deepened, she not only uncovered the historical mystery behind the ancient paintings, but also fell into an elaborate conspiracy. In the intertwining of old times and new mysteries, can Su Yan use his wisdom and courage to find out the truth and protect precious cultural heritage?