Supposing that Mondays, Tuesdays, and Wednesdays are the lover’s right to “lie” days.

And, supposing that Thursdays, Fridays, and Saturdays are the beloved’s right to “lie” days.

Let’s say that the remaining day, i.e. Sunday, is considered a day of “truth” for both of them.

One day, suppose you hear the following conversation;

    The lover says: “I lied yesterday.”

    The beloved replies: “Yeah, me too.”

Now, what day is this conversation taking place?