Adult PC Game: Program Apex Ch.1 Pa1 by Visual Fox Games Win/Mac/Android Archive

Program Apex is an Adult Visual Novel that will involve physics and time travel.
Ray is a dedicated *** who loves technology and physics, with a student support scholarship, he ends up entering one of the largest technology academies in the world along with his ch*ldhood friend.
Dedicated to studying quantum physics, he decides to create a machine capable of modifying the degeneration of molecules, but after a failed presentation, he is welcomed by a strange girl in his room, who says she came from the future.​