My Darling, the Company President Vol. 1 (Kodansha, 2021)

Mihane first met Sakura while she was working as his tutor in their school years...and after he declared his love for her, they shared one night of passion before parting ways. So imagine her surprise when a few years later she finds that he's become the president of the company she works for! But will he remember her? And even if he does, can they pick up where they left off...?!