Goblin

regret soulmates grandparent grandchild relationship general self sacrifice telepathy queen precognition forgiveness teleportation immortality reincarnation afterlife love-hate relationship royalty loneliness swordsman fate punishment disappearance grim reaper aunt niece relationship historical fiction king historical tragic past second chance heartbreak mental illness hypnotism healing power uncle nephew relationship star crossed lovers graduate hidden identity goblin invisibility rich man poor woman past life rich man death of wife life lessons interspecies romance deity immortal cohabitation life or death time skip goryeo dynasty supernatural being supernatural power secondary couple slow burn romance enemies to lovers hidden past lovers separated student memory eraser heartfelt part-time worker elemental powers time manipulation meet again sismance family pressure enemies to friends contract relationship