Daffodilfuture SMS

Inadama Goue, who had recently joined the Demon Slayer Corps, picked up a black box while hunting ghosts one day. By coincidence, he opened the black box and saw a message that happened to be sent at that time. The sender is unknown and the recipient is unknown. It seemed to be just a call charge message, but Zhu Yue couldn't understand the whole article until he turned to the last sentence. This sentence was completely different from the previous one. Zhu Yue knew every word, but the combination still made him understand the words. "Good day—— I'll wait for you in the future. " The unusual male high school spy Ao (attack) VS the Demon Slayer innocent Ao (suffering) who just wants to work hard and become a master. Intention: A promising future