When Will the Immortals Repay Each Other?

Jin Mukui learned the secret of his father's treatment of his mother and used it on a patient... The "patient" was confused. Was he being kissed by force? No, it's a forced bite! So... "I'm responsible for you!" "What? You... Don't make trouble and just treat the disease!" He smiled evilly: "Well, why don't you kiss me again, and I promise to be honest this time." "..."