One common theme is unrequited love. Snape's love for Lily was never fully realized, and this often leads to his emotional breakdowns in fanfiction.
Guilt is also a major theme. He feels guilty for many things, like his role in Lily's death, and this guilt can manifest as crying in these stories. For example, in some fanfics, he has flashbacks that make him break down in tears.
Betrayal is also a theme. If Naruto is betrayed by someone he trusts, it can lead to a very emotional response. His crying in such fanfictions is a way to show the depth of his hurt and how difficult it is for him to process that kind of pain.
One common theme is failure. Ash might cry after a big loss in a Pokemon battle, which makes him question his skills as a trainer. Another theme could be loneliness. There are times when he might feel alone in his journey, and that can lead to crying. For example, when his friends leave him for a while.
The theme of self - discovery can also be associated with Boruto crying in fanfiction. As he grows and learns more about himself and his abilities, there may be moments of confusion and fear that result in tears. For example, when he discovers a new power within him that he doesn't know how to control. Also, the theme of loss is common. If he loses a friend or a mentor, it would be a very emotional moment for him and crying would be a natural reaction.
One common theme is loneliness. Harry often feels alone in his battles, and this can lead to moments of crying. For example, when he's misunderstood by his peers or feels like he has to carry the burden all by himself.
One common theme is loneliness. Tails often being a sidekick might feel left out or alone at times, and this can lead to him crying. Another theme could be failure. When he fails at a mission or invention, he might break down in tears. Also, the loss of a friend or a loved one is a common theme. If Sonic or any of his other friends were in danger or lost, Tails would be deeply affected and cry.
One common theme could be vulnerability. If baby Bella is crying, it might show her in a state of being exposed and fragile. Another theme could be the need for protection.
Since I'm not familiar with this specific 'sing ash crying fanfiction', it's hard to say exactly. But generally in fanfiction, common themes could be love, friendship, or struggle. Maybe in this one, it could be about a character named Sing or Ash going through some emotional turmoil and crying as a result.
Betrayal is also a common theme. If someone they trust betrays them, Sonic and Tails would be deeply hurt and likely to cry. This shows their vulnerability. Also, the theme of feeling powerless. When faced with a force too strong for them to handle, like a powerful new enemy, they might cry in frustration and fear. It adds depth to their characters as they are not always the invincible heroes.
One common theme is isolation. Shadow often feels alone in the world, being a creation rather than a natural - born being. This can lead to him breaking down and crying. Another theme is regret. He may have done things in his past that he now regrets, and this causes emotional distress.
One common theme is the isolation Danny feels. Because of his unique situation as a half - ghost, he often cries in fanfictions when he realizes he can't fully belong to either the human or the ghost world. It makes him feel alone and misunderstood.