Lailai Peng is horrified to discover that her sweet online love interest is actually Chi Fei—the ruthless, workaholic boss who makes her life miserable every day. Fearing for her job, she keeps her identity a secret, even as she uses her 'online girlfriend' persona to talk him out of firing her. The plan backfires when Chi Fei becomes obsessed with meeting his online lover, leading Lailai to lie and claim she has a twin sister! Now trapped in a hilarious and heart-pounding web of double identities, Lailai must juggle being a perfect employee by day and a secret lover by night. Will the boss fire the assistant or fall for the twin?