What do you think is my friend's purpose? Is his intention bad?

I was married to my ex-wife for 6 years and then we broke up. A friend of mine attended an orgy the yesterday and saw my ex-wife there too. He sent me a photo of my ex-wife at the orgy (She was DP). What do you think is his purpose?
What do you think is my friend's purpose? Is his intention bad?
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