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After the initial boundary-crossing event in previous chapters, the group’s "blue desires" begin to spiral out of control.

The 4th chapter (Episode 4) of focuses on the escalating sexual and emotional entanglement between four high school classmates. Key Narrative Beats of Chapter 4

The four characters (Takanari, Riho, Takashi, and Tomono) find themselves repeatedly gathering at Takashi's apartment, where the initial curiosity evolves into a complex web of physical and psychological reliance.

You can read the official version through platforms like Magapoke or Comic Days .

This chapter emphasizes that the characters' bodies and minds are becoming "intricately entwined," making it impossible to return to their previously simple school lives. Series Context