Should I continue being a villain in the ninja world after transmigrating?

Zeref and Mavis arrive in Konoha by accident, leading to a series of events in the ninja world. Sasuke, his face contorted with pain: "My brother killed the entire Uchiha clan, including my father and mother..." Zeref, his expression complex: "I underestimated the cruelty of this world..." Orochimaru: "My dream is eternal life!" Zeref's smile is icy: "Why should someone like you be spared from the cursed fate?!" Nagato: "I plan to use the Tailed Beasts to create invincible weapons of war to deter powerful nations that intend to start a war. You can't understand that, can you?" Mavis: "Similar to magical spirit power? That's not entirely unreasonable." Nagato's eyes...