Bengtie: The daily life of a retired star god

500 Amber Ages ago, Shu Shu was hit by a truck and traveled to the world of Honkai: Star Dome Railway. With the reminder of the bound system, he learned that there was a big boss who broke into this world unexpectedly. In the battle of wits and courage for 500 Amber Ages, Shu Shu pushed the "concept" he mastered to the extreme and killed the big boss. After killing the big boss, Shu Shu's system, which didn't help at all, felt embarrassed and left in tears. Shu Shu, who had completed his mission, decided to retire and live a retired life. So under the advice of the Joyful Star God "Aha"...