Youko Kihara makes the resolution to say goodbye to her longtime affair partner after seeing her friend's marriage. Later on she gets ambushed by him in front of her house, and is saved by Fujiwara, a resident of the same apartment. Fujiwara snuggles up to Youko, who is filled with anxiety, until she falls asleep...? He says he will sleep with her when she is unable to sleep in the future.
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(Source: Kodansha, translated)

After being dumped by her boyfriend, Koyori went to her longtime friend Hijiri's house to drink away her sorrow...and ended up spending the night with him! Not only that, he tells her he loves her—and she's not sure how to reconcile the new development with someone she's known since they were kids. After all, the stakes are high—if things don't work out, she'll hurt one of her closest friends. And to make matters worse, her ex wants to patch things up...? Koyori needs to figure out what she wants, before she loses it all.
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(Source: Kodansha USA)

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