It's April 1st. The April Fool's Day has come. The Hashiras and the Kamaboko Squad are having a party at the Ubuyashiki Mansion.

Zenitsu: Tanjiro... I married to Nezuko-chan...

Tanjiro: ...Hinokami Kagur-

Zenitsu: AAAAHH TANJIRO IT'S LIE TODAY IS JUST APRIL FOOLS DAY!!

Tanjiro: ...oh.

Kanao: Tanjiro, I hate you.

Tanjiro: Sad Tanjiro Noise

Kanao: Sorry...

Inside the Mansion is worse.

Giyu: I know I'm being hated.

Sanemi: You realized that?

Giyu: It's fake.

Obanai: Fuck you

Muichiro: Himejima-san.

Gyomei: Ah...Tokito, what is it?

Muichiro: Gift gives Gyomei an onigiri

Gyomei: Delicious...what did you made it with?

Muichiro: Hmm...cat meat

Gyomei: ACK screams, since he likes cats

After hearing Muichiro's words, Gyomei cried for five hours.

Rengoku: Uzui!

Tengen: What is it, Rengoku?

Rengoku: Our friendship is end!

Tengen: What.

Rengoku: It's lie!

Tengen: Damn, Rengoku. Flashy lie. But I got fooled...

Genya: Aniki...

Sanemi: I don't have a brother.

Genya: I'm...going to leave Demon Slayer Corps.

Sanemi: Finally...!

Genya: It's lie, Aniki! Today is April Fool's Day, brother! I'll be stro-

Sanemi punched Genya in the face.

Mitsuri: I, Iguro-san...

Obanai: Kanroji?

Mitsuri: I...I hate you, Iguro-san...

Obanai: a very shocked face

Mitsuri: AHH!! IGURO SAN!! I'M SORRY!! IT'S LIE, TODAY IS APRIL FOOL'S DAY...!!

Obanai: I-I'm fine...