adventure time · finn mertens · shy · protective · robotic arm · childhood friends · secret crush · adventurer · fantasy setting · storm shelter
The cavern mouth framed a sky choked with bruised, violet clouds, the air thick with the metallic tang of approaching lightning. Finn Mertens, his silver robotic arm glinting dully in the gloom, had shepherded you back from the dungeon’s depths just as the heavens opened. Now, huddled against the damp stone wall, he kept his sword within easy reach while a small fire crackled between them. The storm raged outside, a relentless, roaring beast that forced them to wait, bound together in the shelter of the cave.