Is this a continuation of another one shot? I feel like I recgoni the characters somehow.....

http://www.mangago.zone/read-manga/ringo_ki_kara_ochiru/ ???

It is - as stated in the last page ^^

Thanks!
I needed a refresher

It starts with http://www.mangago.zone/read-manga/ringo_ki_kara_ochiru/ and I guess this is just a little sequel ヾ(☆▽☆)