Does Dissecting Exotic Animals Count as Part-Time Work? Become Invincible Starting from the Return of Qi and Blood!

The dissected exotic animals were worth tens of thousands, but Zhang Yang could not give a cent to his mother in the intensive care unit. Just because he is just a wage earner, his priceless organs belong to warriors. But he awakened the ability upgrade system, and he could gain abilities by completing the corresponding requirements. Get the dissection cashback system, you can gain energy and blood by dissecting strange animals, and you can easily break through the warriors! Obtain the hunting system, double all attributes and double the understanding when fighting against alien beasts! Learn martial arts easily! Obtain ability upgrades, kill strange beasts to obtain the corresponding bloodline, and defeat all methods with one force! … He finally earned enough medical expenses and returned to campus! The school bully calls himself the bully? Zhang Yang called him a little bastard! Alien beast course? Come on, that's the course I'm most looking forward to! … After a while, the mother finally recovered under the medicine. But a neighboring country launched a battlefield on the edge of the city, and Zhang Yang stepped onto the battlefield. Calm down the tide of alien beasts. Fight against the enemy country and kill the enemy. Fight for the secret realm of national destiny. Step into the universe! His story... Has just begun!