Cheon Oh Soo and Gil Sang Moon travel to trade with Qing; three young people join them on the journey; Cheonga Guild's future depends on this trip; Kim Hak Jun plans to sabotage Cheonga's group at the city gate.

Opium is found in the dried cucumbers Haeng Soo carries; Gil Haeng Soo is caught and imprisoned; Kim Hak Jun secretly offers him a deal where he must turn in Cheonga Merchant Guild's lead merchant for sneaking opium into the sea cucumbers.

Opium is discovered in lead merchant Cheon's baggage during an inspection at the Uiju Gate; a fight sparks between the Cheonga Merchant Guild's people and the Uiju gate guards and a gate guard dies.

Cheon So Rye realizes Kim Hak Jun is behind her father's death and Cheonga Merchant Guild's demise; she heads to Ganggyeong to get revenge on him; Bong Sam is nearly dead in Uiju when Jo Seong Jun and his men find and save him.

Bong Sam reencounters Jo Seong Jun at Dongmongcheong; Sang Jun becomes the lead merchant of Songpa Horse Stable; Bong Sam is put to the test when he is given 20 coins and told to make a profit with them.

Seong Jun offers Bong Sam a spot at the Songpa Horse Stable if he sells three cows; Gil So Gae is kicked out of the Shinga Great Merchant Guild; Cheon So Rye becomes Kim Hak Jun's slave concubine.