Summary
Ji Eunchae unexpectedly ends up on a date with Cha Yiheon, a wealthy heir, viewing it as her only way out of a difficult home life. Despite their significant age difference and his former role as her teacher, Yiheon suggests a temporary marriage to resist family pressures. Their deal includes a single rule: she must deliberately ruin the marriage within a year. Eunchae must now navigate this fabricated relationship while guarding her heart.