My Sword Fairy Girlfriend: a Battle Series That Is More Than Just Love

The year 2055 AD, the era of human coexistence, A piece of news came out: "Hello everyone, this is the Earth News Joint Broadcast. I am the announcer, Li Hua. I am making an emergency announcement. Due to force majeure factors, the Earth may be doomed. ... Huh?" Afterwards, the official explanation was that an announcer had mistakenly picked up the wrong script. Du Zhe, the actual victim and beneficiary of this world: You must be conscientious! [System prompt: You have been marked as a "target" by senior sister] [Survival Guide ①: Fall in love, but don't be shy (extremely difficult)] [Survival Guide 2: When in danger, please rely solely on time and stay alive for up to 30 seconds. She will attack in Gundam form (easy)] At night, Du Zhe, who was about to complain about the system's garbage, took the memory soul of the day and traveled to a world he had never been to before. His eyes turned black when he looked at the system panel that looked like it had been rubbed out by human hands. [Task 1: Your senior sister has coexistence, she will be wherever you are, survive in the cruel world of immortality! [Task 2: Whether on earth or in the world of immortality, death is irreversible for you. This regulation has the highest interpretation authority!