Kakkou no Iinazuke (A Couple of Cuckoos) 9 (Weekly Shonen Magazine KC)

[Machine Translation] With the addition of Nagi's first love, Ai-chan, the pentagonal relationship of love begins to move rapidly! A shocking revelation is also revealed at the Noryo Festival where everyone gathers! Nagi Unno, a sophomore at a prestigious private high school, was mistaken for a boy when she was a baby. One day, she runs into Erika Amano, a very young high school girl who is on her way to meet her daughter-in-law, and half-heartedly asks her to pretend to be her boyfriend. However, they had no way of knowing this at the time. Erika is a child who was mistaken for Nagi, and Nagi is Erika's ex-wife. ...... A romantic comedy of intertwined lives begins with "The Misplaced Child"! Nagi's first love, Ai-chan, joins the pentagon of love, and the pentagonal relationship begins to move rapidly! Sachi, dressed up in fashion, goes out on a date with a boy in her class. A couple is formed ahead of her brother and sister...? On the other hand, Ai-chan can't forgive Erika for being her "forgiven wife"! A battle breaks out over Nagi! At Meguro Myojin, Hiro's parents' home, a summer festival is held. Everyone gathers at the festival and the excitement is at its peak! A shocking fact is also revealed!

凪の初恋の人・あいちゃんが加わり、急速に動き始めた恋の五角関係！　全員集合の納涼祭りでは衝撃の事実も明らかに！！赤ちゃんの頃に取り違えられ、今は名門私立に通う高校 2年の海野凪。ある日、これから許嫁に会いにいくという超お嬢様女子高生・天野エリカと偶然出会い、彼氏のフリをしてくれと半ば強引に頼まれてしまう。だが、その時の二人は知る由もなかった。エリカは凪と取り違えられた子どもで、凪はエリカの許嫁相手だということを……。「取り違え子」から始まる人生交錯ラブコメ開幕！凪の初恋の人・あいちゃんが加わり、急速に動き始めた恋の五角関係！　オシャレして出掛ける幸は、クラスの男子とデート。兄と姉に先駆けて、まさかのカップル成立…？　一方、あいちゃんは“許嫁”というエリカの存在が許せない！ 凪を争って、決戦勃発！？　ひろの実家・目黒明神では、納涼祭り開催。全員集合で熱気最高潮！ 衝撃の事実も明らかに！！