What kind of light novel features a main character who is betrayed?

You might want to check out 'Forsaken Love and Vengeance'. Here, the MC's heart is broken when a girl he thought was special turns against him, setting off a quest for redemption.

Well, there are many. One example could be 'The Monster's Rebirth', where the MC is reborn as a powerful dragon monster and has to navigate a fantasy world filled with magic and adventure.

There are many. One example could be 'Divine Ascension' where the MC gains god-like powers and uses them to protect the world.

There are quite a few. One example could be 'The Skeletal Chronicles' where the MC is a powerful skeleton navigating a magical world.

You might like 'Supreme Legacy'. Here, the main character is OP due to a special inheritance or a hidden power that emerges, making them nearly unbeatable.

There are many. One example could be 'The Underdog's Journey' where the MC faces constant bullying but overcomes it through inner strength and determination.

You could try 'The Adventures of Lyra' - the MC is an adventurer exploring uncharted lands and uncovering ancient secrets. The story has lots of action and mystery.

You could try 'System Master's Adventure.' Here, the system gives the MC unique abilities and quests to progress in a fantasy world. The story is full of exciting twists and turns based on the system's functions.

Well, there are some light novels where the main character has panic attacks to add depth and complexity to the story. For example, 'The Inner Struggles' has a protagonist dealing with this issue while navigating a fantasy world.

Such a person is often a victim. They might have trusted someone wrongly and faced the consequences of that misplaced trust.