After discovering her husband’s long-standing affair with his ex, Maki’s world collapses. As she finds the courage to ask for a divorce, his violent refusal sends her fleeing into the night—straight into the arms of someone who offers true warmth. But can comfort lead to a new future, or just more heartbreak?

Maki wakes up in Yamate’s warm embrace. Unlike Kyoichi, Yamate’s calm presence puts her at ease. Meanwhile, Kyoichi, still obsessed with Maki, goes to see Yorishima and learns that Maki knows about their relationship. Maki visits their home while Kyoichi is away and finds the place in ruins. As memories of the days under her husband’s control resurface, she leaves behind a new divorce paper and her wedding ring—then quietly walks away.

職場で倒れたまき（松井愛莉）は、病院で目を覚ます。付き添ってくれた山手（大貫勇輔）からお腹の子の無事を伝えられひと安心するが、まきの会社から連絡を受けた恭一（沢村玲）が現れる。そして、まきが妊娠していることが恭一に知られてしまい、「おれの子じゃないよね？」とまくし立てる恭一…。そこに山手が割って入り、「彼女の恋人です」と宣言。さらに激昂する恭一だったが、山手の過去を調べ始め――？