Episode 4

...I'm Cheating, Too? (…私も浮気してるし？)

After noticing that Hotaru and Fujiawara had slept together, Yuma attempts to spend the night with Takeda, but finds herself unable to go through with anything. Upon hearing rumors at school that Fujiwara may be cheating on her, Yuma goes to visit Hotaru, discovering she has a suspicious eye injury. When asked about Fujiwara's alleged cheating, Hotaru remarks that she herself is cheating with Yuma, making another move on her while she is on the phone with Takeda.