Azusa Aizawa is the protagonist of the anime series 'Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita'. After dying from overwork in her previous life, she is reincarnated as an immortal witch in a fantasy world, where she decides to take it easy. Living in the highlands, she spends 300 years defeating slimes daily, which unexpectedly maxes out her level. Azusa is a kind and caring person who values her peaceful lifestyle, but she often finds herself in humorous situations due to her overwhelming power. Throughout the series, she gains a family of unique characters who support her in various adventures.