Have You Seen My Brother? (Colored)

Chu Wenshan, the skilled martial arts expert, suffers from memory loss, and the sole lead to uncover his identity is a letter of intimidation. Oh, what's this? My sibling has been abducted? Hang on, who is my sibling? Never mind, I must rescue them, regardless. Pardon me, my acquaintance, have you by chance come across my sibling?