The Winchesters Explains Dean's Worst 邪恶力量 Weakness 

screenrant.com -BY TARA SALVATI - John Winchester has a rage problem that he takes out on monsters, and episodes 4 and 5 of the Winchesters shows that’s where Dean got it from.
密码: the winchesters, explain, dean's worst weakness, 邪恶力量, prequel, 詹森·阿克斯, 迪恩·温彻斯特