Ore-sama Fuku Shachou no Kiss wa Choco Yori Amai

"His kisses are sweeter than chocolate" -- The vice president, who is handsome, smells great, and is high-spec in every way, has suddenly chosen me as his fiancée! Misuzu has started working at a chocolate company. Her first impression of the bossy vice president is terrible... But she's charmed by his earnest dedication to his work, and at the mercy of the lonely expression he sometimes shows...? The vice president's sweet kisses just won't stop!

(Source: Kodansha, translated)