The protagonists are the heroine Bronya and the hero Xiao Yu. The protagonist also has a younger sister Xiao Ling. At the beginning, he will write some plots about his brother and sister in Blue Star. The protagonist will master an energy similar to Honkai Energy: "Blue Star Energy", which is semi-invincible. He can write about daily life and activate mechas, but there may be a knife in the front but the back is absolutely sweet (ᗜ ˰ ᗜ)
