敬語N4
参る
to go/come (humble)
Structure
参る(行く / 来る の謙譲語)
Explanation
The humble form of 行く/来る for one's own going or coming (すぐに参ります), more formal and modest.
Examples
すぐにそちらへ参ります。
I'll come over right away.
明日、10時に参ります。
I'll come at 10 o'clock tomorrow.
Note
参る is the humble of 行く/来る. Note the slang use "to be overwhelmed" (暑さに参る).