Between Lines are very logical. The cells physically between the circles have digits with values between the circle digits. Simple. Clear.
Surely every puzzle with Between Lines is easy, right?
Rules:
Normal Sudoku rules apply.
Digits along lines have values between the digits in the two circles to which the line is attached.
Digits along arrows sum to the value in the attached circle.
Estimated difficulty: 1.5 out of 5
Solve on SudokuPad