Complex sentence: He seems to have come around and forgiven the 100 for banishing him, but later he kills a member of the 100 called Connor for tying the rope around his neck when he was sentenced to death for his actions.
Split into simpler sentences: He seems to have come around and forgiven the 100 for banishing him. Later, however, he kills a member of the 100 called Connor for tying the rope around his neck when he was sentenced to death for his actions.