One Week Friends - Vol. 1 Ch. 2

[MangaDex]

 

[Sollertia_]

Affinity to mathematics reinforced !!!

 

[noneofurbiz]

Yo, this might be the only time i'm gonna thank math.

 

[victoriareadsmanga]

Ahh I see, so the key to regaining memories will probably be making a math connection

 

[ReWeeb]

Thank god for math.

 

[Sjshgbduuxjnd]

just bring a clapper board everywhere to sequentially recall the memories