My Life As The First S-Class Guide - Chapter 29: MATCHING RATE TEST

An ordinary student accidentally traveled into an other universe and became the king of a small kingdom. He had gotten a “Cheating Code” of life and was able to complete something extraordinary. This is the story about a king that was able to conquer continents and leave behind him an ultimate legend that will be recited between every generation to come.

He Xingzhou knew about the invasion of the worm clan and the dangerous fate of the solar system. To resist the apocalyptic crisis, he stepped out to warn mankind!He Xingzhou shocked the world when he built a nuclear reactor and activated the genes of the worm clan on stream!Thus, under his plan, the entire country started building steel cities, massive mechs, spaceships, space castles...He Xingzhou said, “Let's set a small goal. Let's first build a Dyson sphere around the sun.”[Dark Technology] + [Engineering Upgrade] + [Solar System Exploration] + [Dyson Sphere Plan] + [Star Cluster]. All of these elements make up our latest sci-fi novel!

Tiara was killed in the real world and then reincarnated to live in the body of a noblewoman in the novel she read named Claudia Ambelynn. When she lived in the novel world, she was reunited with the main protagonist who was her husband who was killed in the real world. In addition, she also met the murderer in the novel world and also played the role of the main protagonist's older brother who was known as the most cruel character. It was not that easy for Tiara to live in the novel world written by her husband. She had to carry out a mission that she had to conquer the heart of the antagonist, Duke Harry, in order to return to the real world. This made Tiara think, if she lived in Claudia's body and married Harry, then she could take revenge on the murderer who killed her husband in the real world. The way to do that, she would try everything so that Harry would really fall in love with her. She was forced to cancel her engagement with Duke Harris in order to take revenge on Duke Harry. How did Claudia succeed in conquering Duke Harry's heart?

What the hell is this? What the hell happened here?