Of course she was confused she didn't what was going on.
Time skip.

"Ok everyone get ready time to go home." Said the teacher.

"Come on Yugi let's walk home together." Said Tea.

"Ok." Said Yugi. Yugi and Tea leave.
Seto comes in.

"I am here to pick you up Joey." Said Seto.
Joey ran up to him.

"Hi Seto." Said Joey.

"Did you have a good day?" Asked Seto.

"I sure did." Replied Joey.
Back to Yugi and Tea.

"So Yugi why did we study with stupid Joey?" Asked Tea.

"Because he found out so now he knows and he's going to use it as blackmail." Replied Yugi.

"That Joey is so gonna get it tomorrow." Said Tea.
Time skip.

"Joey!" Screamed Tea.

"Huh What?" Asked Joey.