looking for a manhua

It's a chinese manhua about the mc is murder during her wedding night by her best friend and husband. They leave her to die but she threw out a grenade (powder mix, idk what you call it) that she was planning on giving to her husband and killed all of them. She ends up traveling back to the past to when she was in middle school. She vows to get revenge on her so call best friend and the ex-husband who was actually her half brother. MC lost everyone she loved due to them.