When you start a subscription, only posts within 30 days before the subscription start date can access.  


You can access past postings exceed 30 days ago to buy unlock Ticket  



Unlock tickets will expire upon subscription cancellation.


When you retain a subscription, you can continue to view posts for the duration of the subscription, and if you unsubscribe and re-subscribe, you can access only posts within 30 days prior to the new subscription date.


[Example]
Subscription starts on July 1st -> Can access the post updated from June 2nd to subscription termination day.

Subscription starts on July 1st, terminates on August 31st, subscription starts again on October 1st, -> Posts uploaded after September 2nd can access