In the Honkai Impact Railroad game, users will encounter difficult problems with how to complete the achievements of "Honkai: Stellar Railroad" which is restricted to those over 12 years old, and the solution to this problem is a bit difficult to operate, but don't be afraid, the editor This time I will solve this problem in detail for you.
The first step is to enter the boxing club, investigate the golden light spots on the table, and get an invitation to the dark boxing competition.
In the second step, go out and turn right, talk to the mysterious child and show him the invitation. After playing guessing games with three children in turn, you can get the Winter City Shield, the achievement [Only for those over 12 years old] and the formula [Rage Gloves].