A Man Who Defies the World of BL S4E4 — vs. Study Session

A Man Who Defies the World of BL•Season 4•Episode 4

vs. Study Session

Nov 17, 202512 min

A late-night study session turns suspiciously romantic when Mob ends up alone with top student Saionji.

Previous episodeE3 · vs. Falling Asleep Next episodeE5 · vs. Contradictions

Seasons4

Season 4 Episodes12

vs. Pollen Allergy still

vs. Pollen Allergy

vs. Pretending still

vs. Pretending

vs. Falling Asleep still

vs. Falling Asleep

vs. Study Session still

vs. Study Session

vs. Contradictions still

vs. Contradictions

vs. Work Experience still

vs. Work Experience

vs. Fights still

vs. Fights

vs. Matching still

vs. Matching

vs. Christmas still

vs. Christmas

vs. Falling Asleep, Returns still

vs. Falling Asleep, Returns

vs. Unlucky still

vs. Unlucky

vs. Valentine’s Day still

vs. Valentine’s Day

Cast7

Atsuhiro Inukai

Atsuhiro Inukai

Mob

Yutaro

Yutaro

Ayato

Asahi Ito

Asahi Ito

Kikuchi

Hayate Wada

Hayate Wada

Mayama

Akihisa Shiono

Akihisa Shiono

Tojo

Ryo Sekoguchi

Ryo Sekoguchi

Hatano

Kenta Izuka

Kenta Izuka

Igarashi

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Episode Summary

"vs. Study Session" is episode 4 of A Man Who Defies the World of BL season 4. It aired on November 17, 2025.

Next: E5 · vs. Contradictions Best of Season 4