After being reborn once more, Rex remembers his past lives as a 'Sage' and a 'Hero.' Wary of drawing attention, he determines to lead a modest existence in his third life as an 'Adventurer.' However, his idea of 'simplicity' far exceeds ordinary standards, thrusting him into a remarkable fantasy journey. Witness the thrilling saga of a remarkably powerful yet oblivious young boy as he dominates his surroundings in an extraordinary new game plus experience!