Koi Little God Stick: Escape and Sign in to Become a Group Pet

The heroine looks like a thin and pitiful little girl in the escape team, but she is actually a time traveler and her predecessor was a modern history student. Possessing a hidden koi physique and bound to an "interstellar cultural tourism check-in system", the heroine leads her group of pet lovers to check in and sign in while escaping to survive, and finally completes the ultimate mission and successfully rebuilds their home.