believe it or not
believe it or not
​(informal) used to introduce information that is true but that may surprise people
Believe it or not, he asked me to marry him!
e.g.
/fe3hdialogue/散策・人の行く道 Our Chosen Paths#64239607bdb0e500009eea1f
/13sardialouge/No. 230 Ida vs. Amiguchi 井田鉄也VS網口愁#62596de8bdb0e5000038af76