System: I Can't Cancel My Visa, I Can't Retreat Anymore

"What? Did I travel through time?" "What? I have a system?" "What? The system's sign-in is a daily sign-in?" "What? The system's accumulation of sign-ins will give away big prizes?" "If you want to win the grand prize, you can't break your contract?" "Is seclusion considered as breaking the visa?!" "I can't stay in seclusion anymore!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.