This topic seemed to have opened a lot of scars for him.
"Hmm, good questions my boy... The answer is something that I'm sure you know deep down but don't want to admit it," Boss Danzo stated while turning around to face Gustav again.
"Which is?" Gustav asked.
"There are people who are actually decent in this world..." Boss Danzo replied, "And those kinds of people are the type that deserves your mercy since they've never hurt anyone," Boss Danzo turned around once again and went in leaving Gustav to wallow in his thoughts.
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Even when the day ended Gustav couldn't stop thinking about what boss Danzo said.
Maybe he was truly turning a blind eye as he got more powerful.
If boss Danzo had told him to become a hero outright he would have turned him down instantly but the way he spoke made a lot of sense to Gustav.
Check out - Evos Legacy: Rise Of The Strongest System Bearer