S1·E7 Episode 7

Geom's sister is caught and thrown into prison and tortured so that she can tell the authorities where her brother is. However, she resists all torture. Yong is thrown into the same cell but fails to recognize her. Upon hearing his name, his sister recognizes that Yong is Geom, but stays quiet. After Yong finds out too, he tries to save his sister from hanging, but his plan go amiss and she is executed. He plots revenge for the life of his father and his sister and decides to join the Castor Oil gang so that he can go around looking for a special sword around the ...