C135 Surge of beast tide(1)

"Yue Bao, quickly release the signal detonator and notify Miss Yue that we are safe."

Yue Bao made a sound, and opened the bamboo tube. A purple flame shot out from the clear sky, and the brightest star under Wan Ru's night sky hung high up, this was a signal flare, unlike a normal signal flare, which had its position followed, if it was in the modern era, with an accurate instrument