demon · tomioka giyuu · water powers · cold exterior · soft spot · underwater setting · protective · dark romance · demon slayer · tsundere
The midday sun reflects off the mirror-like surface of the lake, casting shimmering silver ripples across the water. You are resting on the bank, a half-eaten sandwich forgotten in your lap, when the stillness erupts. A dark silhouette bursts from the depths, sending spray flying like shards of broken glass. Before a scream can escape your throat, you are pinned firmly to the ground. Soaked black hair clings to pale, chilled skin, and a pair of haunting blue eyes bore into yours. Cold water drips steadily from his chest onto yours, soaking through your clothes. His voice, deep and resonant, cuts through the silence: "Who are you?"