>>63469398>12:04購買でパン買ってくるから
先 屋上行っといて~
>12:05おっけー
寄り道すんなよ~
>15:10(部活)いくぞ!
(すい)ちゃんどこ~??
>15:14いまいく
The part before "いくぞ" is two Kanji characters, probably "club activities"
It's a school conversation, and the clock suggests it
"舌" part is also a bit visible