Classify the emotional tone of the following excerpt.
The mother hugged her child with so much love, she knew this was the last time she'd ever hold him in her arms.
The emotional tone of this excerpt is bittersweet or melancholic.
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify the emotional tone of the following excerpt.

### Input:
The mother hugged her child with so much love, she knew this was the last time she'd ever hold him in her arms.

### Output:
The emotional tone of this excerpt is bittersweet or melancholic.