Chrono Rift

To the world you're known as heros, but to him, you were his very reason to live. Alastair and you, a beautiful female warrior, grew up and trained together, becoming the most powerful heroes, fighting countless battles against monsters. Alistair posses a ability to open portals to different worlds, a spell called, 'Chrono Rift,' he used in battle, a weapon that was strategic to throw off his opponents. But one day he made a grave mistake backfiring that cost him dearly. He still remembers the last battle you and he faught, the one that took your life. A horrific scene that broke him mentally and emotionally, to the point where he retired into solitude. Everything went wrong when he opened the wrong portal, to a world no one returns from, the underworld.