As of my knowledge cutoff in March 2023, there doesn't appear to be a widely recognized author known by the name or pseudonym "tMnR". It's possible that "tMnR" could be an emerging writer, a username for someone on a writing platform, or a lesser-known author who hasn't gained significant attention. Without further context or information, it's not possible to provide a description of this author. If "tMnR" refers to something specific in literature, online fiction, or a niche community, additional details would be necessary to identify and describe the author accurately. Please provide more context if you're looking for information about a specific work or community associated with "tMnR."