[Series]: My Childhood Friend Who I Used to Train Swordsmanship With Became a Slave, so I, as an S-Rank Adventurer, Decided to Buy and Protect Her (Patreon)

Description:

S-Rank adventurer and second-generation sword saint, Ryunoa Styler, is reunited with his childhood friend, Aine, who has been reduced to slavery.
Ryunoa purchases Aine in order to save her, however, she's been given a cursed collar that causes the wearer to go into 'heat' once a day...
Ryunoa's battle to find a way to remove the collar starts now!

< Downloads:
New --> Ch.5: https://drive.google.com/drive/folders/1c3E2ZkRr2RRU5-E7TBBE0RzCHCfejZzc?usp=sharing
Ch.4: https://drive.google.com/drive/folders/1YHHCI5RyB73zyeeyiICtVkz6BIWLmg45?usp=sharing
Ch.1-3: https://gdscans.com/manga/childhood-slave/