Fast and furious fic (Multiple crossover)

Simple things, the MC is someone trained from a very young age with the sole purpose of completing missions and not asking questions, one day one of those missions takes him to meet a particular group, obsessed with family and the MC who never had one becomes fond of them, simple and easy to understand right?

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By the way, English is not my native language and I used google translate and gpt chat to translate and fix grammatical errors, thanks for reading!!

I will try to upload 3 chapters per week