Fantasy: My Space Has No Limits!

A high school student accidentally acquires a system created by a genius scientist from the future world. Ding ~ The host successfully unlocked and upgraded the system Ding ~ The host successfully unlocked the lottery system Ding ~ The host successfully unlocked the alien system Ding ~ The host successfully unlocked the time and space system Ding ~ The host successfully unlocked the system What are the mysteries of this system? Who is this genius scientist? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.