1. Enter the main interface of "Little Brave" game, and click the "Activity" button in the lower right corner to enter the activity interface.

2. Find and click the "The Night Before Dawn" activity to enter the activity details page.

3. Complete a series of tasks and collect activity materials. Activity materials can be obtained by completing tasks, challenging levels and purchasing.

4. After collecting the information, return to the main interface of the game and click the "Call" button.

5. In the summoning interface, find Roland's summoning props and convert the collected materials into summoning props.

6. After obtaining Roland's summoning props, click the "Summon" button to get Roland.