Sumire confesses her desire to Tachibana, but a misunderstood condition turns their budding romance into a precarious game of pretend love.
Determined to keep up their pretend romance, Sumire steels herself—until a passionate kiss with Tachibana stirs feelings that can no longer be dismissed as an act.
After a comment from a junior colleague, Sumire is unsettled. Conflicted about her own feelings, she notices a new side of Tachibana, stirring her heart.
Sumire questions the future of their arrangement, shocking Tachibana and leaving him speechless. She begins to recognize that her feelings are real.
Confused by the depth of her feelings for Tachibana, Sumire finds herself drawn closer during a night out, even acting provocatively in her emotional turmoil.
After spending the night together, Sumire realizes she can’t return to “pretending.” Feeling jealousy and longing, she musters the courage to ask Tachibana on a proper date.
On their first date, Sumire takes on a “love mission.” Each moment bringing them closer turns their pretend relationship into genuine romance.
A romantic rival appears, prompting Sumire to clearly express her feelings for Tachibana. She resolves to reveal her true emotions before his birthday.
On Tachibana’s birthday, a misunderstanding arises due to Sumire’s lateness. She rushes to him, and the two finally confirm their genuine love for each other.
Now a couple, Sumire is shaken by words she overhears at a workplace gathering, but Tachibana’s honest words give her clarity.
Tachibana reveals all the feelings he had kept hidden, resolving the misunderstandings between them. Sumire learns of his long-standing crush and is moved to tears.
After learning of Tachibana’s unwavering feelings, Sumire expresses her gratitude and kisses him. Finally, they share their true feelings and deeply embrace their love.