My Upgrade Depends Entirely on Stepping on Ants

The adopted son Lin Feng used blood to nourish the Lin family sisters, but was misunderstood and expelled. He was knocked down by Gu Ling'er when he was seriously injured and on the verge of death. The awakening game system can be upgraded by hurting ants and flies! With the help of the upgrade system, he repaired his body, became stronger and practiced. He returned from the counterattack to reveal the truth, repaired the relationship between brother and sister, and finally got married to Gu Ling'er. The desperate system counterattacked and slapped everyone in the face