Kaettekita Daikou-sama ga Shuuchakushitekimasu

Eleanor, a baronet's daughter, is left raising her child alone after hearing of her lover Cassius’s death in the war. Unknown to her, Cassius survives by making a pact with a dragon and returns as a war hero. His sudden return upends her world, forcing them to confront hidden secrets and unresolved feelings. Together, they must navigate their complex past and an uncertain future, embarking on a journey of love, sacrifice, and resilience. (Source: POCKETCOMICS) Note: First released in English, with the initial eligible release in Japanese followed by Korean, making it a manga by our standards.