Additionally, it happens that while speaking of a particular event, suddenly, more memories and stories come to the narrator's mind.
The addition of a particular event suddenly comes into the narrator's mind, and memories and stories come to the narrator's mind.
In addition, it happens that while speaking of a particular event suddenly, more memories and stories come to the narrator's mind.
# Additionally, it happens that while speaking of a particular event suddenly, more memories and stories come to the narrator's mind.