Summoner The Demon's Apprentice

A fantasy visual novel with RPG and sandbox elements. You play as a girl who accidentally summons an ancient demoness; in her rage, the demoness transforms you into a futanari and becomes your magical mentor. The core gameplay involves seduction—you seduce women to earn money for magical training, purchasing ingredients and spells with demonic coins earned through intimate encounters. The narrative follows your magical education and growing power under the demoness's tutelage.