After Treating Every Spirit Beast in the Immortal Realm, the Demon King Refuses to Leave

Veterinarian Su Yan opens his eyes and finds himself transformed into a medicine-sweeping boy. He saves a dying demon egg named Mo Ting, but the life-saving method he uses is “CPR,” you know~

As Mo Ting's consciousness first awakens, his sharp-tongued voice in the sea of consciousness criticizes Su Yan's “crude technique,” yet he ends up dwelling within Su Yan...