Who is the last boss of Dr. Six Fingers?

1. According to the query of Tencent Animation official website, the final boss of Dr. Six Fingers is Rob, and Dr. Six Fingers is a suspense online novel serialized by Baidu, and the author is Hu Ling No.2 Middle School.

The doctor with six fingers told a story that a man was born with six fingers in his left hand, and his relatives called him a jinx. As soon as he was born, his father died, and there was always bad luck around him since he was a child, being discriminated against and looked down upon. He 18 years old was robbed by the third and a half century, and his grandparents died. Since then, the protagonist has embarked on the road of wandering, while continuing to entangle his own life, while investigating the truth behind the mystery and discussing with ghosts in the constant entanglement of life and death.