Dazai and Chuuya from bungou stray dogs chapter 109 in the manga. Chuuya is a vampire who is under control by Fyodor and only takes commands from him, cannot control his own thoughts and actions. Dazai is trying to get Chuuya to his senses, but Fyodor’s control over him is stronger than Dazai’s words, and Chuuya shoots Dazai. Dazai gets shocked by his former partner and best friend shooting him, but he accepts it. Chuuya is still brainwashed by Fyodor, but there’s a gleam of regret in his eyes