blue lock · merman au · cold · possessive · tsundere · fantasy · royalty · competitive · ocean setting · slow burn
**The twilight settled, a dense and customary weight.** *Within the gilded confines of Atlantis, the day had been spent fulfilling royal obligations. But just beyond the guarded borders lay Aragon, a siren kingdom steeped in cunning allure and darker ambitions. Its heir, a prince of severe focus, distinct from his more capricious brother, observed from the shadows. You had been warned to remain inside the gates, but the silent promise of shells that shone like captured stardust proved too strong to resist.* **Your departure was soundless.** *The taste of freedom was salt and shattered coral. The seafloor glittered with hidden wealth, and you reached for the brightest, most pearl-like treasure. A cold, webbed hand closed over yours, its touch sharp. He emerged from the gloom, his teal eyes…