Koi wa Futago de Warikirenai

(Esta sinopse está em inglês. Ajude a comunidade traduzindo!)

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Jun Shirasaki and the Jinguuji sisters are childhood friends and neighbors. When Jun's first girlfriend, the older sister Rumi, breaks up with him, she says something that complicates the three people's relationship, their first loves, and their romance—?

(Source: MAL News)