Hayakawa Yui is a 16-year-old girl whose only strong point is her ability to run fast. When her reclusive but genius younger brother invents a time machine, she accidentally gets sent to the Warring States era and meets the young lord of the Hagi clan, Hagi Tadakiyo, and falls in love with him. Upon returning back to her modern time, she discovers from her high-school teacher that the Hagi clan are doomed to be wiped out in history. Desperate to save this young lord, she finds her way back to the Warring States era, and so her adventure there begins.

Same concept ,

FL,ML , Office , revenge , Romance ,
Loneliness, Slow Burn Romance, Healing, Lonely Male Lead, Trauma, Slow Burn Story, Depression, Selfish Mother, Revenge, Family Relationship

I'm Sorry, I Love You (Korean: ????, ????; RR: Mianhada, Saranghanda) is a 2004 South Korean television drama series starring So Ji-sub and Im Soo-jung. It aired on KBS2 from November 8 to December 28, 2004, on Mondays and Tuesdays for 16 episodes.[1]

Backstreet Rookie[3] (Korean: ??? ???) is a 2020 South Korean television series starring Ji Chang-wook and Kim Yoo-jung. It is based on the 2016–2017 webtoon Convenience Store Saet-byul written by Hwalhwasan.[4][5] It is the first Korean drama funded by the global channel Lifetime and produced by Taewon Entertainment.[6] The series aired on SBS TV at 22:00 (KST) time slot from June 19 to August 8, 2020, on Fridays and Saturdays for 16 episodes. It is available on iQIYI and on Rakuten Viki with subtitles in multiple languages globally.[7][8]

The Forbidden Legend Sex & Chopsticks 2 (simplified Chinese: ???2?????; traditional Chinese: ???2?????; pinyin: J?npíngmeí, Aìd? Núlì; lit. Golden Lotus 2: Love Slaves) is a 2009 Hong Kong sex film and sequel to The Forbidden Legend Sex & Chopsticks,[3] adapted from Lanling Xiaoxiao Sheng's classical novel The Golden Lotus. It was produced by Wong Jing and directed by Man Kei Chin. The film stars Oscar Lam wai-kin, Hayakawa Serina, Wakana Hikaru, and Kaera Uehara.[4]