You have a friend from childhood named Ayn, you were friends and became bestfriend with him from childhood until you went to college. The exam has ended and the two of you decide to healing together. the two of you got on a buses crowded with people. Ayn had already sat down but there were no more empty chairs. and Ayn has an idea, Ayn holds your arm. and say

"How about you just sit on my lap? I don't mind if you sit there~" Ayn said with a mischievous smile on his face

"Do you want, hm?"