The Legend of the ruthless Empress Freya - Chapter 35 A Sweet Night Before The Storm

A biker tries to save a cat on the highway and gets hit by a truck (Truck-Kun), he was rushed to the hospital but, due to internal bleeding, he dies only to be reborn as a cat, in a new world with a system.

In this new and vast world, he tries his best to get used to his new body and get stronger along the way. With his overpowered system and skills. To one day become untouchable.

As a man who had lived for 20 something years and had always considered himself as a straight man, he woke up one day and found himself possessed by a stupid and cute system. Moreover, it was a gong-shou cultivating system?! Let’s see how a shou with raised hackles evolves into a (pseudo)queen shou, incidentally with a story of a hidden loyal dog gong.

- Description from Novelupdates

There is a famous fairytale. A kindhearted girl whose father and stepmother got married and became a family of five with her two stepsisters. The poor girl who was condemned by her stepmother and stepsisters when her father died. The very fairytale, Cinderella.

A back-to-basics(?) monster evolution novel.