2. At present, there are two ways to learn constellation posture. One way is to take charge of the task by yourself until the ancient capital is hidden. After getting the diary and completing the task, bring the corresponding constellation badge +6 sacred stones for Emily to exchange. Another way is to buy other players' exchange posture books, which can be traded now.
3. Upgrading after120 only increases the HP/MP upper limit, and I really don't care how much. Nothing else.