Something's Wrong with Us 7 (manga)

Nao decides to take a chance on Tsubaki’s love and tell him that she’s pregnant, but a series of revelations about the past shakes her resolve. Now, Nao knows she must leave Kogetsuan behind…forever. Still, there’s one last thing she has to do before her departure. As these turbulent events unfold, Tsubaki’s ex-fiancée Shiori comes back into his life, further escalating tense situations. Will this tear Nao and Tsubaki apart for good?