Shishi to Ochiru Koi no Hanashi

"I love you! I want you to be my lover!"

Shishidou Chihaya is a caretaker for the Tsubaki family which runs a major corporation, and Ouichirou is the young master that he has been looking after for a long time. Ouichirou has been in a one-sided love with Chihaya, who is coincidentally a beastman who can transform into a lion, and he has been ignoring Ouichirou's constant confessions of love.
In his effort to gain Chihaya's approval, Ouichirou decided to start working at a different company but...

(Source: Kadokawa, translated)