Two-faced

"I've been wanting to tell you..I.."

"Wait..Stop! What were you thinking?"

"I know this will be unfair to her but so much has changed since I met you. You made me realize what I missed while I was with her."

"Oh so there. You got bored with the usual routine. And you figured, hey this girl is spontaneous, adventurous and exciting. Is that it?"

"No, I love you."

"The problem is, that's what you tell her too."