World Destruction Caused by a Takeaway

At the beginning, the male protagonist ate a bowl of noodles prepared by the female protagonist and activated the system. Not long after, he met the heroine again, and the two lived a peaceful life from then on. Until one day, the world changed dramatically, and the cause was the system he activated. He had no choice but to become the savior and started his salvation career... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.