'Jackpot' Jang Geun-seok survives, suffers from amnesia, turns into salt farm slave

On the episode 6 of SBS' Monday & Tuesday drama,"Jackpot", Baek Dae-gil (Jang Geun-seok) survived like a miracle after the helpless jump off a cliff during the fatal fight with Lee In-jaw (Jeon Kwang-ryeol),

He was swept down by the waves of river and found by Hong-mae (Yoon Ji-hye), a female owner of gambling parlor. Hong-mae sold Baek Dae-gil as a slave only for five nyangs to a notorious thug in the village in order to stop Baek Dae-gil from coming up to Hanyang, the capital city again.

Baek Dae-gil's limbs were broken miserably and his body manged to recover after treatment by a physician. However, Dae-gil lost his entire memory. The first son of King Sookjong (Choi Min-soo), a forgotten prince, a vagabond, Daegil, will he be able to find back the origin where he came from and his original life?