The supporting character's harem is very normal - Chapter 412 Lathel’s decision

Once upon a time, there was an office worker who was dragged by his boss to take a hot spring bath. While he was soaking…

This is probably very serious. He came to a Beast world and was licked out of his sleep by a golden lion. The lion accompanied him. Only then did he understood this world… when he came to the lion’s tribe, he found that this was really not an experimental base…

- Description from Novelupdates

In the end, war couldn’t be extinguished. But, there was a transformation. Even in the heart of a worthless accomplice in murder who was indifferently continuing his task, there was a transformation. The massive weapon “Object”.

This was a weapon that changed the whole definition of war. An exchange student named Quenser, who was dispatched to the battlefield, met at the base a girl with a strange aura. The girl, dubbed “Elite”, is the pilot of “Object”. The near future. This diminutive boy had come to take on the role of standing up against the strongest weapon “Object” for the sake of the girl. This was the motive for their first meeting.

The reborn Prince Hechingen of the Swabian branch of the Hohenzollern family, sees the situation in Europe, and the war is about to start, so Europe doesn’t wait. Enclosure in East Africa, immigration development, and agricultural foundation, step by step, with the help of the crisis to achieve industrialization.

- Description from novelbuddy

Ning Jiang's father was a famous bridge designer but he was framed and the bridge he designed fell. He couldn't bear what happened and died soon. After his death, Ning Jiang's mother married another man who already had a daughter.

The new family treated Ning Jiang badly. Her stepsister, Mo Lan, even got involved in her relationship on purpose. As a result, her boyfriend betrayed her and Ni Jiang's heart was broken.

Meanwhile, Ning Jiang discovered that what happened to her father might be related to her stepfather or a man, Luo Hanshang, the fiance of her stepsister, who was in power of a huge business empire.

To find out the truth behind her father's case and even take revenge, she set up a trap for Luo Hanshang and attracted him successfully. She helped him solve a big case and won his trust. Then he married her as she planned. As time went by, he fell in love with her and even melted her heart, but she never gave up revealing the truth...