A top comic-site hit becomes a drama! Plain office worker Mao learns her coworker boyfriend cheated. After drinking, she wakes in a handsome stranger's bed-Ando, her new boss-who says, "You're not Mao Koshiba anymore. You're Mao Ando." They married while drunk! Jealous rivals and her abusive ex upend her life in this deep adult love story. ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Sales assistant Mao Koshiba learns her boyfriend cheated, gets drunk, and wakes up married to her new boss, Hajime Ando. She wants an annulment, but Hajime pushes into her heart, while cute coworker Mika targets him too. Mao wonders if doing everything alone makes her "unlovable." What awaits her? ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

After drunkenly marrying Hajime, Mao tries to end it, but he insists on a "trial period," vowing to win her over. Her texts Kota she wants to break up, but he leaves her on read. At Hajime's party, Mao sits between the two. Kota suddenly asks, "Boss, do you have a girlfriend?" Their secret may be exposed-and the conversation takes a shocking turn. ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao is shaken after her manipulative boyfriend Kota sends threatening messages. Hajime comforts her, "I'll protect you", and stays one night. His kindness over breakfast shows how different he is from Kota, but she tells herself not to fall for him. Then Kota's fling Mika invites her to lunch: "You know why." A challenge? Mao's emotions surge. ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao sees Hajime and Mika had dinner without her and, unable to hide her jealousy, pushes Hajime away. That night at a bar, Yuka reveals the truth behind their "meal," leaving Mao speechless. Meanwhile Hajime hides a secret. Mao resolves to act: "I won't suppress my feelings anymore!" ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao (Saito Kyoko) finally dumps Kota (Todo Hinata). She cooks for Hajime (Shirota Yu), and alone together her heart races. The next day, just seeing him spikes her pulse. Yuka (Kudo Haruka) urges her to be honest. Mao decides to invite Hajime-but then sees him getting close with a "mysterious beauty" (Nonami Maho). Cheating…? Her tears won't stop. ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao sees Hajime getting close with a "mysterious beauty" and is so shocked she can't sleep. She consults Ikezaki, who knows Hajime well. At a bar, he bluntly asks, "You're married, right?" Mao admits she doesn't know why they married. Ikezaki says she truly loves Hajime and invites her home, where a shocking truth awaits. ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

"Meeting Mao at that bar wasn't by chance-I'd known her long before." After Mao (Kyoko Saito) learns his "affair" was a misunderstanding, Hajime (Yu Shirota) finally reveals the truth: their story began not that night, but 10 years earlier. How they met, what happened at the bar, why they married, and why he hid it-all the pieces connect. ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao (Kyoko Saito) moves into Hajime's (Yu Shirota) room. Boss Ikezaki (Dai Watanabe) announces Hajime's week-long overseas trip. Kouta (Hinata Todo) tries to extort money. Ikezaki saves Mao and asks, "How about my place tonight with Hajime?" That night, at Ikezaki's, Mao hears a shocking truth from Hajime-her long-awaited happiness begins to crumble… ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao (Kyoko Saito) is suddenly fired by Eiji (Masanobu Takashima), CEO and father of Hajime (Yu Shirota). Eiji pushes for divorce after showing photos of Mao with Kota (Hinata Todo) and Ikesaki (Dai Watanabe). Eiji wants Hajime engaged to Mika (Hikari Kabashima), a client's daughter. Mao persists, but Eiji's schemes push Mao toward a terrible decision… ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao (Kyoko Saito) quits her job and says goodbye to Hajime (Yu Shirota). Mao meets an elderly woman, Kanoko Fukuzumi, who's life Mao had saved five years ago. Mao shares how that day led her to meet someone dear. Mao reveals to her that they've split up. With With Hajime's marriage and Eiji (Masanobu Takashima) tearing them apart, can fate be changed? ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV

Mao (Kyoko Saito) gets news that Smile Foods has canceled its contract with her family. Eiji (Masanobu Takashima) has broken his promise to her. Smile Foods' 50th-anniversary party is about to begin at a hotel. Eiji plans to announce a company merger and Hajime's engagement to Mika (Hikari Kabashima). Mao works a miracle for a heartwearming finale! ©NaySakurai/everystar Tomiwo/coamix ©NIPPON TV