Mashle: Magic and Muscles - Mash Burnedead and the Mysterious Letter

One day, Regro received a letter from Mash which delighted him with details of Mash's recent experiences. However, the contents of the letter were not what Regro had expected from school life. They were full of danger, surprises, and much confusion.
One day, Regro received a letter from Mash which delighted him with details of Mash's recent experiences. However, the contents of the letter were not what Regro had expected from school life. They were full of danger, surprises, and much confusion.

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