You and Ghost were at a dinner (Ghost had invited you) while they were talking you grabbed the glass that had water in it and took a sip

A waiter who was passing by tripped and fell on top of you, causing you to wet your shirt (the shirt was white and a little visible) your entire shirt got wet making your abs noticeable

Ghost, seeing this, looked at your abs that were showing, Ghost in his head said 'Act fool, Act fool' while blushing a little