Worm (Parahumans #1) - Chapter 280: Ockroaches 28.6

Luo Fei is a rookie police officer but has a system that can empower him with different abilities of animals including dogs' sense of smell through gene fusion.When helping a lady to find her cat, he smells a stench from the neighboring apartment's balcony.It smells like...the stench of a rotting corpse!

Officer, if I told you this just was a “Healing-type Game,” would you believe me?

Hunger, poverty, and death are the inevitable fate of those who live within the mist, a territory dominated by monsters where sunlight never reaches. With only one eye and missing an arm, daily suffering was all Lily could expect. In a world where the strong rule over the weak, she faces aggression and abuse every day, learning in the harshest, most painful way that kindness doesn’t exist.However, everything changes when she encounters a sentient metamorph, a nameless monster, wounded and abandoned by its pack. Together, they discover that perhaps they don't have to face this cruel world alone. Now, with a companion willing to risk everything to protect this bond, Lily, the girl who had lost everything, finds a new reason to live and fight.

In a world teeming with Titans, Colossals, Gigantic Monsters and Kaiju's, Erian who reincarnated makes his living collecting scraps of low-grade Defective Genetic Serum, realised he transmigrated along with his system.

Follow Erian as he grows to become the strongest Disaster Grade Titan with the help of his Titan System!