ฟ้าครามแสนเศร้าโศก

Missing, extremely new, or very obvious to obtain.

It could be a reference to the rock band, The Moody Blues. - Credit: Jinwu Loi "Moody Blues" is the Stand of character Leone Abbacchio in the manga series JoJo’s Bizarre Adventure: Golden Wind. Besides its ability to replay past events with utmost precision which is quite useful for supporting tasks, Moody Blues possesses very mediocre combat ability (just like the value of blue Dice in G&G). - Credit: Necrosyrtes