Genshin Impact: The Eroge

Things were going well for Aether. He had finally gotten to Inazuma, weeded out a corrupt monopoly in a span of a couple of hours and was about to get his ticket out of the city until he was struck by lightning. Next thing he knows, he wakes up in a certain secretary's lap, there's some mysterious power saying he's 'The Protagonist' and what in the world are Affection points?