Folkmore might be a good fit for you. It's medium-slow paced and back-tag friendly with check-in ac. It's smut friendly, though there usually aren't smut prompts. There's no power nerfing.

Folkmore (folkie) is a panfandom folklore based game that draws across multiple genres. It's focused on character development with an emphasis on character relationships. Thirteen brings people she sees as having potential (for good, bad, whatever) and sets up trials of varying intensities to push characters to achieve it.

Oops, and here's a link to the new tdm that went up.