Meika fakes a marriage with her bodyguard, Kou, to avoid an arranged marriage, while both can date others secretly.

Meika secretly dates Uchida despite her fake marriage to Kou; as Kou works through an injury, Meika begins to take her job seriously.

Meika falls for Kou during their fake marriage; using dating tips as she navigates her first love and hopes for Kou's response.

Amane returns and confesses to Meika, unaware of her fake marriage to Kou; Meika faces a love triangle and a newcomer, Tsukisei.

Meika and Kou stay at a ryokan, watched by Amane; Tsukisei arrives, clashing with Kou and making Meika anxious.

Meika falls for Kou after hearing about his past from his ex, Mayumi; Kou's CM audition sparks Meika's jealousy over model Mamiya Ran.

Ran's presence reminds Kou of Sayuri, his past; he reveals Sayuri's link to Meika; as Meika's birthday nears, Kou reflects on his troubled childhood.

Kou's traumatic past, abused by his father, orphaned and placed in a harsh facility; he vows revenge with Tsukisei after Sayuri's death.

Kou, torn by Tsukisei's call to kill Meika for revenge, finds her missing and decides against it; he leaves a divorce letter and departs.

Tsukisei and Ran ambush Meika and the Sanjo chairman; Kou shields them and is shot; Meika, distraught, aims the gun at herself.