In the sneak peek, they start a heated exchange of words as they dispute the cause of their father's death.
But wait! Their mother comes in and shares some serious wisdom.
Tune in to the next episode to see what this inspiring figure says about forgiveness and fairness between siblings.
Will their fight finally be resolved? What are your thoughts on their mother's words?
You can catch the series on iFilm tonight at 23:00 GMT.
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