We see that prior to Song Mo joining his uncle's army that the father is abusive towards him. The uncle sees the…
I think that too. Dad had a hand in killing the Duke. he needs to kill ML because he knows he won't stop until he finds the person responsible. if that's him it doesn't matter if he is his dad, he will kill him.
what we see today, someone wont see it til next week, next month, next year.
I feel cheated by only 1 episode today.