The Ancient Mermaid Transmigrated to the Interstellar

Aristocracy, Clever Protagonist, Cohabitation, Comedic Undertone, Doting Love Interests, Empires, Fantasy Creatures, Futuristic Setting, Human-Nonhuman Relationship, Language Barrier, Livestreaming, Love Interest Falls in Love First, Male Protagonist, Nobles, Non-humanoid Protagonist, Power Couple, Protagonist Strong from the Start, Romantic Subplot, Royalty, Schemes And Conspiracies, Slow Romance, Smart Couple, Torture, Transmigration, Transported to Another World, Wealthy Characters