Transmigrated In Another World For Fun

Our Main Character died at a massacre at his work. Dying without having to experience a single bit of fun, he wasn't glad nor sad about his death. However, with the help of a certain person, he reincarnated into another world. Like the stereotypical isekai story, our Main Character reincarnated into a world where Magic is the norm. In this world, our Main Character wanted to live a life filled with happiness and joy, which is the exact opposite of his past life. This world, unfortunately, have the rule called "The strong rule the weak." In a world with such dangers ahead, how can he experience fun? Will our Main Character be able to achieve his goal and feel happiness? Or will he fail to do so? Come, and let us see as our MC conquer the whole world!