Highly Anticipated Manga Adaptation of Popular Isekai Fantasy 'Destroy the Moral Harassment Dungeon! ~Top Adventurer Tina Rescues Her Sister-in-Law from a Hellish In-Laws’ Home' Launches on NamiComi!

WWWave Corporation (Headquarters: Toshima-ku, Tokyo; CEO: Kouta Sekiguchi) will begin distributing the manga adaptation of the isekai fantasy novel 'Destroy the Moral Harassment Dungeon! ~Top Adventurer Tina Rescues Her Sister-in-Law from a Hellish In-Laws’ Home' on its digital comics platform 'namicomi' starting Tuesday, June 16, 2026.

* 'Syosetu' is a registered trademark of Hinaproject Co., Ltd.

About the Work

Her next target for defeat: a mother-obsessed husband. The elite adventurer Tina has finally reached the impregnable labyrinth city of 'Ruin.' There, she falls in love with a kind young man named Stefan and marries him with everyone’s blessings. Tina expected to build a happy life in her new home—until she moved in with her in-laws. The moment she becomes a daughter-in-law, Stefan transforms into a mother-obsessed monster. This household treats brides as mere maids—welcome to the 【Moral Harassment Dungeon】! Tina decides to divorce immediately, but then discovers her sister-in-law is being bullied by her brother-in-law… Thus begins Tina’s new adventure: conquering the hellish in-laws’ home! The long-awaited manga adaptation of the hit novel 'Destroy the Moral Harassment Dungeon!'

Work Information

＜Title＞

Destroy the Moral Harassment Dungeon! ~Top Adventurer Tina Rescues Her Sister-in-Law from a Hellish In-Laws’ Home

Original: Manmaru Usako

Art: Bibaru

Genre: Isekai Fantasy

＜Series Page＞

namicomi: https://namicomic.jp/series/4918251936302

＜Syosetu Series Page＞

https://ncode.syosetu.com/n7082jq/

* Previous Title: 'I Accidentally Married a Mom-Obsessed Man After Being Fooled by Sweet Talk, and Found My In-Laws’ Home to Be a Hellish Moral Harassment Dungeon ~The Wyvern-Slaying Adventurer Wants to Rescue the Trapped Sisters-in-Law and Escape!~'

About namicomi

'namicomi' is a new web manga magazine launched by WWWave Corporation on Tuesday, June 16, 2026.

Valuing manga creators’ passion and pursuit of fun, we aim to grow works together with readers and create new trends.

We update a diverse lineup of manga across six labels daily, including shonen, seinen, shojo, josei, and BL. New titles are available via exclusive early access under a 'wait-to-read-free' model—no app required. We also integrate 'Comichi+', a digital magazine DX tool with over 3 million users, ensuring manga fans can easily enjoy content.

Moving forward, we aim to leverage WWWave’s strengths to become a platform enabling multi-faceted media expansions such as anime and drama adaptations.

Service Overview

Service Name: namicomi

Launch Date: June 16, 2026 (Tuesday), planned

Supported Devices: Smartphones, PCs

Teaser Page: https://namicomic.jp

Official X: @namicomi_henshu

About WWWave Corporation

WWWave Corporation is a digital entertainment company with the mission: 'Create unprecedented感动 through IT × Content' and 'Pursue new worlds and expressions only entertainment can achieve.'

We produce digital comics and operate the digital comics platform 'ComicFesta,' produce anime through our animation label 'Deregula,' and operate the anime streaming service 'AnimeFesta.'

We also expand globally through international digital comics platform 'Coolmic' and anime streaming service 'OceanVeil,' while actively entering new ventures to explore the potential of entertainment.