Well, maybe Luke is a survivor who teams up with the main characters or has a mission that impacts the fate of the zombie-infested world. It's hard to say exactly without knowing more details of that particular comic issue.
Luke could be a new character introduced in the comic or have some significant role related to the main plot. But it depends on the specific comic storyline.
It's possible that Luke has some unique abilities or knowledge that helps the group in their fight against the undead. Or perhaps he's a source of conflict or a key to uncovering some mystery within the comic's narrative. Who knows without further context!
Chapter 738, "Here to Fight!", is the clearest early answer because the buildup finally cashes out in a real clash. The chapter gives readers a real answer by opening on Feeling that something was amiss, he immediately called Jiang Li.
Chapter 656, "If he's the grandson of the richest man, then I am the richest man!", is the clearest early answer because it turns Bai Lu's situation into a concrete plot event.
Chapter 847, "How Else Can You Argue?!", is the clearest early answer because it turns Rong Junsheng's situation into a concrete plot event. The chapter turns that into something concrete by moving from The Rong family couple watched the situation unfold, exchanged a...
Chapter 491, "A Cleaner Handling", is the clearest early answer because it turns Guan Xiong's situation into a concrete plot event. A useful checkpoint is the way the scene starts with After leaving the cave, the more Nina thought about it, the more...
Chapter 631, "It's Him Who Got Hurt, Then It's Fine", is the clearest early answer because it turns Bai Lu's situation into a concrete plot event. Early on, To avoid making a disturbance, the next second, Zhao Lang directly....
Chapter 906, "Big Brother, are you jealous?", is the clearest early answer because it turns Jiang Buchen's situation into a concrete plot event. It opens with A few people were somewhat surprised. and closes on After a moment of recognition, he saw it was the youngest, Jiang....
Chapter 710, "Handsome, Who Are You?", is the clearest early answer because it turns Seeing Wen Jiaojiao's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The man was wearing the white cotton attire of a beauty salon, the...
Chapter 629, "The Family is Going to be Gone", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Even after training under Jiang Li for so long, they couldn't...
Chapter 594, "Raising Soldiers for a Thousand Days, Using Them for a Moment", is the clearest early answer because it turns Zhao Lang's situation into a concrete plot event.