Source: https://www.pixiv.net/user/45847523/series/69016

Season 1: (you are here)
Season 2: https://e-hentai.org/g/1778231/ef148b7c86/
Season 3: https://e-hentai.org/g/1780425/dc635788b8/
Final Season: https://e-hentai.org/g/1780428/055ef44e13/

Sequel (Season 5) is ongoing: https://e-hentai.org/g/1777379/0f511e3bb8/

Major update. Added cover image as per the author's request, change the title to the official English name, and renamed the images for consistency and correct order.

Cover: 01-03
Chapter 01 - 004-053
Chapter 02 - 054-094
Chapter 03 - 095-144
Chapter 04 - 145-194
Chapter 05 - 195-259
Chapter 06 - 260-342
Chapter 07 - 343-407
Chapter 08 - 408-455
Chapter 09 - 456-605
Chapter 09EX - 606-623
Chapter 10-1 - 624-668
Chapter 10-2 - 669-808
Chapter 10-3 (END) - 809-868
Specs/character sheet: 869-871
AD 2020 World exposition: 872

the artist has profile? pixiv or something else?

Base +10

can we have pixiv source plz?

Base +6

artist name is in the title
https://www.pixiv.net/member_illust.php?id=45847523

Base +6

Sorry, forgot to post that part.

Artist Pixiv page: https://www.pixiv.net/member.php?id=45847523
Series link: https://www.pixiv.net/user/45847523/series/69016

Base +7

好喜欢这个画风

Base +3

这个作者的画风真的顶，相当上头

Base +6