(1girl and 1boy, multiple character:1.1), Sona Sitri \(DxD)\ walking side by side Achilles \(FGO)\, illustration, perfect composition, intricate details, (1girl), girl, Sona Sitri \(DxD)\ black hair, short hair, purple eyes, pink eyes, sidelocks, bangs blunt bangs, hair intakes, gold hairclip, red-framed eyewear, small breasts, red rimmed glasses, (1boy), hetero, Achilles \(FGO)\, green hair, short hair, spiked hair, yellow eyes, Upper body, casual clothes, perfect lighting, ( masterpiece), (best quality), (ultra detailed), illustration, perfect composition, intricate details BREAK, walking side by side, garden, London