I Accidentally Became Invincible While Studying With My Sister

Synopsis

After a rebirth, Zhong Yuan discovered that he had gained the ability to successfully absorb 100% of the Resonance Crystals from creatures. Inadvertently, he became invincible! After an unexpected accident, distraught Tsubaki Tsukishiro is left in denial of his sister's death. But after a moment of despair, he has an epiphany.