As autumn deepens, the net tightens, and the complexities of multifaceted relationships grow?!

“Ahahaha… I came.”
After hearing about Seira and Masato's relationship, Mizuho starts going to the boys' bar to protest against him.
He can't win against Koumi, who fell in love with him first, or against Seira, who pays more.
But I still really want to be number one.
Fall, the season for going out, makes it easier to seduce the man you're interested in? Precocious Yuka uses studying as an excuse to go to Masato's house, and Seira and Shiori also suggest a first date!
As they begin to become aware of each other, the weight of their feelings for Masato grows even stronger!!
And finally, the reason why Koumi is a "childhood friend" is revealed??
“Mr. Ma, is that right?”
“That’s probably not ‘me’…….”
Where will the relationships with the five women lead?! The fourth installment of the tangled heroine derby!