Unable to believe Gye Hee's report, Lee Sun orders for a re-investigation of Heung Bok's murder case.

To find the truth behind Heung Bok's murder case, the Crown Prince sneaks Ji Dam out of the palace to avoid suspicions from the Crown Princess. Meanwhile, the Crown Prince decides to conduct a secret investigation with Ji Dam…

The Crown Prince asks Ji Dam's father for permission so that Ji Dam can help him on his secret investigation. Meanwhile, after taking another closer look at Heung Bok's suicide letter the Crown Prince and Ji Dam conclude that it is not Heung Bok's handwritting....