C421 One year and three months

Hearing Nanmen Guo'er's confirmation, Yan Bai took a deep breath, grabbed Nanmen Guo'er's hand, and stared into her eyes without blinking: "Then from now on, I can't go back on my word! No matter what, he couldn't go back on his words! Whoever goes back on their word will swallow a thousand needles! "

Nanmen Guo'er raised her eyebrows, didn't she say she liked him? What was there to go back on?