Facing an Unusual Past 1

 is the 23rd episode of Season 2 of the Saiki Kusuo no Psi-nan, also known as The Disastrous Life of Saiki K., Anime series.

Synopsis
Netflix With Touma about to find out his secret, Kusuo goes back in time to elementary school to keep Touma from even suspecting that Kusuo has psychic powers.

Characters Appeared

 * Saiki Kusuo
 * Takashi
 * Saiki Kurumi
 * Akechi Touma
 * Saiki Kuniharu
 * Yumehara Chiyo
 * Kuboyasu Aren
 * Kaidou Shun
 * Nendou Riki
 * Teruhashi Kokomi
 * Hairo Kineshi

Facing an Unusual Past 1
A look into the events of the past of Kusuo and him starting to be friendly with Touma.

Facing an Unusual Past 2
The events after Touma started to become suspicious of Kusuo when they were younger. Younger Kusuo bumps into his older self, transformed, narrating and accidentally forcing him back to the present.

Facing an Unusual Past 3
Kusuo explains he is travelling to the past to change events, where Touma does not find out he is a physic.

Facing an Unusual Past 4
Kusuo tries his last attempts to get the present he wants but fails. Touma's petrification is undone.

Facing an Unusual Past 5
Kusuo accepts the fact he needs to tell Touma about himself, so he does. He also reveals that he did change one event. He did tell Touma the secret when he was younger, but now the event never happened.