Poor Sakura Vol 4

Sakura froze. “What?”

"Poor Sakura" in relation to a Volume 4 likely refers to a specific underground or "doujinshi" (fan-made) manga series titled 7th Dream: Poor Sakura poor sakura vol 4

If you are looking for a specific series involving a "poor" protagonist and the name Sakura, it may be by Yuu Watase. Sakura froze