Travel Back to the Days of Being a Cannon Fodder Passerby NPC

[Quick wear + two male protagonists + some clean and some unclean + 1v1] As an orphan, he struggled to become a doctor but died unexpectedly. He was sent to another world as cannon fodder by the system to complete his mission. But the system's golden finger is too overbearing, and it usually makes fun of him. People have to lower their heads under the eaves to see him 30 years in the east of Hedong, 30 years in Hexi... Uh, another 30 years! I just want to work and don't want to fall in love, but there are always people following me. The world is a fantasy Bai Peisen, who is still confused in the newbie world, just wants to work hard to make money and protect his brother. However, there comes the brown candy that cannot be driven away. (The first world attack appeared later) Appearing to be affectionate, but actually having a dark underbelly and being devoted to attack × easygoing and Buddhist type Orion: "It doesn't matter, time will prove my love." World 2 Ancient Romance He will die when he appears. How can a little transparent person, whose father does not love his mother, become a domineering president? Unexpectedly, the first veteran he chose turned out to be a scumbag, and he was violent and decisive, making him go in and out with a red knife! Don't think that I'm easy to bully. I'm a systematic person, so I'm still afraid of your threats? The gentle little husband is taken home by the male protagonist who has long coveted him [Reliable attack in the early, middle, and late stages × gentle man and sufferer] Lu Yan: "I love you regardless of gender." There are eras, apocalypses, entertainment circles, and supernatural worlds waiting to be unlocked. (The world rankings are in no particular order)