Backwards time

Summary
Marinette has a daughter named emma, emma misses her mother and on patrol has been sucked back in time (also takes over her parents job when turns 7)
Insights
Marinette has passed away when giving birth to a healthy baby girl emma , her father and her become very depressed after years of downheartedness. Her father, adrien gives up being chat noir (or cat noir)after a couple of years when emma was born ( 7-8 years after ) when emma was 7 she found her mothers earrings and got confused after when she put them in a tiny ladybug came out and realized it was a kawami (she didn't know who ladybug was except from alya ). On her 13th birthday she found out her dad was (chat or cat) noir and have given up his powers.after that she snuck out in disbelief and went on patrol later that night some one has been akumatized.The name was REVERTER and has sucked her back in time from when her mother was miraculous ladybug.. Tikki told emma we have to go and find our way home emma realized what she meant and saw ladybug (aka her mother )..........
What happens next? You'll have to find out!!